diff --git a/package-lock.json b/package-lock.json
index 64df109..8206819 100644
--- a/package-lock.json
+++ b/package-lock.json
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-        "browserify-des": "^1.0.0",
-        "evp_bytestokey": "^1.0.0"
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-            "is-data-descriptor": "^1.0.0",
-            "kind-of": "^6.0.2"
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+            "is-data-descriptor": "1.0.0",
+            "kind-of": "6.0.2"
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@@ -1363,10 +1361,10 @@
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-        "is-number": "^3.0.0",
-        "repeat-string": "^1.6.1",
-        "to-regex-range": "^2.1.0"
+        "extend-shallow": "2.0.1",
+        "is-number": "3.0.0",
+        "repeat-string": "1.6.1",
+        "to-regex-range": "2.1.1"
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@@ -1375,7 +1373,7 @@
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           "dev": true,
           "requires": {
-            "is-extendable": "^0.1.0"
+            "is-extendable": "0.1.1"
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@@ -1386,9 +1384,9 @@
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       "dev": true,
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-        "commondir": "^1.0.1",
-        "make-dir": "^1.0.0",
-        "pkg-dir": "^2.0.0"
+        "commondir": "1.0.1",
+        "make-dir": "1.3.0",
+        "pkg-dir": "2.0.0"
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@@ -1397,7 +1395,7 @@
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       "dev": true,
       "requires": {
-        "locate-path": "^2.0.0"
+        "locate-path": "2.0.0"
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@@ -1406,8 +1404,8 @@
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-        "inherits": "^2.0.1",
-        "readable-stream": "^2.0.4"
+        "inherits": "2.0.3",
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@@ -1422,7 +1420,7 @@
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       "dev": true,
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-        "map-cache": "^0.2.2"
+        "map-cache": "0.2.2"
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@@ -1431,8 +1429,8 @@
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       "dev": true,
       "requires": {
-        "inherits": "^2.0.1",
-        "readable-stream": "^2.0.0"
+        "inherits": "2.0.3",
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@@ -1441,10 +1439,10 @@
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       "dev": true,
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-        "iferr": "^0.1.5",
-        "imurmurhash": "^0.1.4",
-        "readable-stream": "1 || 2"
+        "graceful-fs": "4.1.15",
+        "iferr": "0.1.5",
+        "imurmurhash": "0.1.4",
+        "readable-stream": "2.3.6"
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@@ -1460,8 +1458,8 @@
       "dev": true,
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       "requires": {
-        "nan": "^2.9.2",
-        "node-pre-gyp": "^0.10.0"
+        "nan": "2.11.1",
+        "node-pre-gyp": "0.10.0"
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@@ -1487,8 +1485,8 @@
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-            "delegates": "^1.0.0",
-            "readable-stream": "^2.0.6"
+            "delegates": "1.0.0",
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@@ -1501,7 +1499,7 @@
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           "dev": true,
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-            "balanced-match": "^1.0.0",
+            "balanced-match": "1.0.0",
             "concat-map": "0.0.1"
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@@ -1565,7 +1563,7 @@
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-            "minipass": "^2.2.1"
+            "minipass": "2.2.4"
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@@ -1580,14 +1578,14 @@
           "dev": true,
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           "requires": {
-            "aproba": "^1.0.3",
-            "console-control-strings": "^1.0.0",
-            "has-unicode": "^2.0.0",
-            "object-assign": "^4.1.0",
-            "signal-exit": "^3.0.0",
-            "string-width": "^1.0.1",
-            "strip-ansi": "^3.0.1",
-            "wide-align": "^1.1.0"
+            "aproba": "1.2.0",
+            "console-control-strings": "1.1.0",
+            "has-unicode": "2.0.1",
+            "object-assign": "4.1.1",
+            "signal-exit": "3.0.2",
+            "string-width": "1.0.2",
+            "strip-ansi": "3.0.1",
+            "wide-align": "1.1.2"
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@@ -1596,12 +1594,12 @@
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-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "^3.0.4",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
+            "fs.realpath": "1.0.0",
+            "inflight": "1.0.6",
+            "inherits": "2.0.3",
+            "minimatch": "3.0.4",
+            "once": "1.4.0",
+            "path-is-absolute": "1.0.1"
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@@ -1616,7 +1614,7 @@
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-            "safer-buffer": "^2.1.0"
+            "safer-buffer": "2.1.2"
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@@ -1625,7 +1623,7 @@
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-            "minimatch": "^3.0.4"
+            "minimatch": "3.0.4"
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@@ -1634,8 +1632,8 @@
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-            "once": "^1.3.0",
-            "wrappy": "1"
+            "once": "1.4.0",
+            "wrappy": "1.0.2"
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@@ -1654,7 +1652,7 @@
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           "requires": {
-            "number-is-nan": "^1.0.0"
+            "number-is-nan": "1.0.1"
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@@ -1668,7 +1666,7 @@
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           "dev": true,
           "requires": {
-            "brace-expansion": "^1.1.7"
+            "brace-expansion": "1.1.11"
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@@ -1681,8 +1679,8 @@
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           "requires": {
-            "safe-buffer": "^5.1.1",
-            "yallist": "^3.0.0"
+            "safe-buffer": "5.1.1",
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@@ -1691,7 +1689,7 @@
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-            "minipass": "^2.2.1"
+            "minipass": "2.2.4"
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@@ -1714,9 +1712,9 @@
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           "requires": {
-            "debug": "^2.1.2",
-            "iconv-lite": "^0.4.4",
-            "sax": "^1.2.4"
+            "debug": "2.6.9",
+            "iconv-lite": "0.4.21",
+            "sax": "1.2.4"
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@@ -1725,16 +1723,16 @@
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-            "detect-libc": "^1.0.2",
-            "mkdirp": "^0.5.1",
-            "needle": "^2.2.0",
-            "nopt": "^4.0.1",
-            "npm-packlist": "^1.1.6",
-            "npmlog": "^4.0.2",
-            "rc": "^1.1.7",
-            "rimraf": "^2.6.1",
-            "semver": "^5.3.0",
-            "tar": "^4"
+            "detect-libc": "1.0.3",
+            "mkdirp": "0.5.1",
+            "needle": "2.2.0",
+            "nopt": "4.0.1",
+            "npm-packlist": "1.1.10",
+            "npmlog": "4.1.2",
+            "rc": "1.2.7",
+            "rimraf": "2.6.2",
+            "semver": "5.5.0",
+            "tar": "4.4.1"
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@@ -1743,8 +1741,8 @@
           "dev": true,
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           "requires": {
-            "abbrev": "1",
-            "osenv": "^0.1.4"
+            "abbrev": "1.1.1",
+            "osenv": "0.1.5"
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@@ -1759,8 +1757,8 @@
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-            "ignore-walk": "^3.0.1",
-            "npm-bundled": "^1.0.1"
+            "ignore-walk": "3.0.1",
+            "npm-bundled": "1.0.3"
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@@ -1769,10 +1767,10 @@
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-            "console-control-strings": "~1.1.0",
-            "gauge": "~2.7.3",
-            "set-blocking": "~2.0.0"
+            "are-we-there-yet": "1.1.4",
+            "console-control-strings": "1.1.0",
+            "gauge": "2.7.4",
+            "set-blocking": "2.0.0"
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@@ -1791,7 +1789,7 @@
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           "dev": true,
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-            "wrappy": "1"
+            "wrappy": "1.0.2"
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         "os-homedir": {
@@ -1812,8 +1810,8 @@
           "dev": true,
           "optional": true,
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-            "os-homedir": "^1.0.0",
-            "os-tmpdir": "^1.0.0"
+            "os-homedir": "1.0.2",
+            "os-tmpdir": "1.0.2"
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@@ -1834,10 +1832,10 @@
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-            "ini": "~1.3.0",
-            "minimist": "^1.2.0",
-            "strip-json-comments": "~2.0.1"
+            "deep-extend": "0.5.1",
+            "ini": "1.3.5",
+            "minimist": "1.2.0",
+            "strip-json-comments": "2.0.1"
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@@ -1854,13 +1852,13 @@
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-            "core-util-is": "~1.0.0",
-            "inherits": "~2.0.3",
-            "isarray": "~1.0.0",
-            "process-nextick-args": "~2.0.0",
-            "safe-buffer": "~5.1.1",
-            "string_decoder": "~1.1.1",
-            "util-deprecate": "~1.0.1"
+            "core-util-is": "1.0.2",
+            "inherits": "2.0.3",
+            "isarray": "1.0.0",
+            "process-nextick-args": "2.0.0",
+            "safe-buffer": "5.1.1",
+            "string_decoder": "1.1.1",
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@@ -1869,7 +1867,7 @@
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-            "glob": "^7.0.5"
+            "glob": "7.1.2"
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@@ -1912,9 +1910,9 @@
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           "requires": {
-            "code-point-at": "^1.0.0",
-            "is-fullwidth-code-point": "^1.0.0",
-            "strip-ansi": "^3.0.0"
+            "code-point-at": "1.1.0",
+            "is-fullwidth-code-point": "1.0.0",
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@@ -1923,7 +1921,7 @@
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-            "safe-buffer": "~5.1.0"
+            "safe-buffer": "5.1.1"
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@@ -1931,7 +1929,7 @@
           "bundled": true,
           "dev": true,
           "requires": {
-            "ansi-regex": "^2.0.0"
+            "ansi-regex": "2.1.1"
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@@ -1946,13 +1944,13 @@
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-            "fs-minipass": "^1.2.5",
-            "minipass": "^2.2.4",
-            "minizlib": "^1.1.0",
-            "mkdirp": "^0.5.0",
-            "safe-buffer": "^5.1.1",
-            "yallist": "^3.0.2"
+            "chownr": "1.0.1",
+            "fs-minipass": "1.2.5",
+            "minipass": "2.2.4",
+            "minizlib": "1.1.0",
+            "mkdirp": "0.5.1",
+            "safe-buffer": "5.1.1",
+            "yallist": "3.0.2"
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@@ -1967,7 +1965,7 @@
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           "optional": true,
           "requires": {
-            "string-width": "^1.0.2"
+            "string-width": "1.0.2"
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@@ -2006,12 +2004,12 @@
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       "dev": true,
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-        "inflight": "^1.0.4",
-        "inherits": "2",
-        "minimatch": "^3.0.4",
-        "once": "^1.3.0",
-        "path-is-absolute": "^1.0.0"
+        "fs.realpath": "1.0.0",
+        "inflight": "1.0.6",
+        "inherits": "2.0.3",
+        "minimatch": "3.0.4",
+        "once": "1.4.0",
+        "path-is-absolute": "1.0.1"
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     "glob-parent": {
@@ -2020,8 +2018,8 @@
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       "dev": true,
       "requires": {
-        "is-glob": "^3.1.0",
-        "path-dirname": "^1.0.0"
+        "is-glob": "3.1.0",
+        "path-dirname": "1.0.2"
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@@ -2030,7 +2028,7 @@
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           "dev": true,
           "requires": {
-            "is-extglob": "^2.1.0"
+            "is-extglob": "2.1.1"
           }
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@@ -2053,7 +2051,7 @@
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       "dev": true,
       "requires": {
-        "ansi-regex": "^2.0.0"
+        "ansi-regex": "2.1.1"
       }
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     "has-flag": {
@@ -2068,9 +2066,9 @@
       "integrity": "sha1-GLKB2lhbHFxR3vJMkw7SmgvmsXc=",
       "dev": true,
       "requires": {
-        "get-value": "^2.0.6",
-        "has-values": "^1.0.0",
-        "isobject": "^3.0.0"
+        "get-value": "2.0.6",
+        "has-values": "1.0.0",
+        "isobject": "3.0.1"
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@@ -2079,8 +2077,8 @@
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       "dev": true,
       "requires": {
-        "is-number": "^3.0.0",
-        "kind-of": "^4.0.0"
+        "is-number": "3.0.0",
+        "kind-of": "4.0.0"
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@@ -2089,7 +2087,7 @@
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           "dev": true,
           "requires": {
-            "is-buffer": "^1.1.5"
+            "is-buffer": "1.1.6"
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@@ -2100,8 +2098,8 @@
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       "dev": true,
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-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
+        "inherits": "2.0.3",
+        "safe-buffer": "5.1.2"
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@@ -2110,8 +2108,8 @@
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       "dev": true,
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-        "inherits": "^2.0.3",
-        "minimalistic-assert": "^1.0.1"
+        "inherits": "2.0.3",
+        "minimalistic-assert": "1.0.1"
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     "hmac-drbg": {
@@ -2120,9 +2118,9 @@
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       "dev": true,
       "requires": {
-        "hash.js": "^1.0.3",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.1"
+        "hash.js": "1.1.5",
+        "minimalistic-assert": "1.0.1",
+        "minimalistic-crypto-utils": "1.0.1"
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     "https-browserify": {
@@ -2143,7 +2141,7 @@
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       "dev": true,
       "requires": {
-        "postcss": "^6.0.1"
+        "postcss": "6.0.23"
       }
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     "ieee754": {
@@ -2164,8 +2162,8 @@
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       "dev": true,
       "requires": {
-        "pkg-dir": "^3.0.0",
-        "resolve-cwd": "^2.0.0"
+        "pkg-dir": "3.0.0",
+        "resolve-cwd": "2.0.0"
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@@ -2174,7 +2172,7 @@
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           "dev": true,
           "requires": {
-            "locate-path": "^3.0.0"
+            "locate-path": "3.0.0"
           }
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@@ -2183,8 +2181,8 @@
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           "dev": true,
           "requires": {
-            "p-locate": "^3.0.0",
-            "path-exists": "^3.0.0"
+            "p-locate": "3.0.0",
+            "path-exists": "3.0.0"
           }
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@@ -2193,7 +2191,7 @@
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           "dev": true,
           "requires": {
-            "p-try": "^2.0.0"
+            "p-try": "2.0.0"
           }
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         "p-locate": {
@@ -2202,7 +2200,7 @@
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           "dev": true,
           "requires": {
-            "p-limit": "^2.0.0"
+            "p-limit": "2.0.0"
           }
         },
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           "requires": {
-            "code-point-at": "^1.0.0",
-            "is-fullwidth-code-point": "^1.0.0",
-            "strip-ansi": "^3.0.0"
+            "code-point-at": "1.1.0",
+            "is-fullwidth-code-point": "1.0.0",
+            "strip-ansi": "3.0.1"
           }
         }
       }
@@ -4274,18 +4280,18 @@
       "integrity": "sha512-e7SkEx6N6SIZ5c5H22RTZae61qtn3PYUE8JYbBFlK9sYmh3DMQ6E5ygtaG/2BW0JZi4WGgTR2IV5ChqlqrDGVQ==",
       "dev": true,
       "requires": {
-        "cliui": "^4.0.0",
-        "decamelize": "^2.0.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^1.0.1",
-        "os-locale": "^3.0.0",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^1.0.1",
-        "set-blocking": "^2.0.0",
-        "string-width": "^2.0.0",
-        "which-module": "^2.0.0",
-        "y18n": "^3.2.1 || ^4.0.0",
-        "yargs-parser": "^10.1.0"
+        "cliui": "4.1.0",
+        "decamelize": "2.0.0",
+        "find-up": "3.0.0",
+        "get-caller-file": "1.0.3",
+        "os-locale": "3.0.1",
+        "require-directory": "2.1.1",
+        "require-main-filename": "1.0.1",
+        "set-blocking": "2.0.0",
+        "string-width": "2.1.1",
+        "which-module": "2.0.0",
+        "y18n": "4.0.0",
+        "yargs-parser": "10.1.0"
       },
       "dependencies": {
         "find-up": {
@@ -4294,7 +4300,7 @@
           "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
           "dev": true,
           "requires": {
-            "locate-path": "^3.0.0"
+            "locate-path": "3.0.0"
           }
         },
         "locate-path": {
@@ -4303,8 +4309,8 @@
           "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
           "dev": true,
           "requires": {
-            "p-locate": "^3.0.0",
-            "path-exists": "^3.0.0"
+            "p-locate": "3.0.0",
+            "path-exists": "3.0.0"
           }
         },
         "p-limit": {
@@ -4313,7 +4319,7 @@
           "integrity": "sha512-fl5s52lI5ahKCernzzIyAP0QAZbGIovtVHGwpcu1Jr/EpzLVDI2myISHwGqK7m8uQFugVWSrbxH7XnhGtvEc+A==",
           "dev": true,
           "requires": {
-            "p-try": "^2.0.0"
+            "p-try": "2.0.0"
           }
         },
         "p-locate": {
@@ -4322,7 +4328,7 @@
           "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
           "dev": true,
           "requires": {
-            "p-limit": "^2.0.0"
+            "p-limit": "2.0.0"
           }
         },
         "p-try": {
@@ -4339,7 +4345,7 @@
       "integrity": "sha512-VCIyR1wJoEBZUqk5PA+oOBF6ypbwh5aNB3I50guxAL/quggdfs4TtNHQrSazFA3fYZ+tEqfs0zIGlv0c/rgjbQ==",
       "dev": true,
       "requires": {
-        "camelcase": "^4.1.0"
+        "camelcase": "4.1.0"
       }
     }
   }
diff --git a/package.json b/package.json
index a6eec80..6588c1c 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     "webpack-cli": "^3.1.2"
   },
   "dependencies": {
-    "@types/webpack": "^4.4.19"
+    "@types/webpack": "^4.4.19",
+    "loader-utils": "^1.2.3"
   }
 }