diff --git a/.gitignore b/.gitignore
index c69e46b27..48ce38c16 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,5 @@ dist
 npm-debug.log
 .vscode
 yarn.lock
+*.log
 
diff --git a/package-lock.json b/package-lock.json
index d5432cb88..1f8469a42 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -542,6 +542,12 @@
       "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
       "dev": true
     },
+    "cat": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/cat/-/cat-0.2.0.tgz",
+      "integrity": "sha1-/YUM2n1BYuaQTzO3/PdDsSQ/1DQ=",
+      "dev": true
+    },
     "chai": {
       "version": "3.5.0",
       "resolved": "https://registry.npmjs.org/chai/-/chai-3.5.0.tgz",
@@ -735,6 +741,16 @@
         "require-from-string": "2.0.2"
       }
     },
+    "cross-env": {
+      "version": "5.1.4",
+      "resolved": "https://registry.npmjs.org/cross-env/-/cross-env-5.1.4.tgz",
+      "integrity": "sha512-Mx8mw6JWhfpYoEk7PGvHxJMLQwQHORAs8+2bX+C1lGQ4h3GkDb1zbzC2Nw85YH9ZQMlO0BHZxMacgrfPmMFxbg==",
+      "dev": true,
+      "requires": {
+        "cross-spawn": "5.1.0",
+        "is-windows": "1.0.2"
+      }
+    },
     "cross-spawn": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-5.1.0.tgz",
@@ -3245,6 +3261,12 @@
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=",
       "dev": true
     },
+    "ncp": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ncp/-/ncp-2.0.0.tgz",
+      "integrity": "sha1-GVoh1sRuNh0vsSgbo4uR6d9727M=",
+      "dev": true
+    },
     "node-gyp": {
       "version": "3.6.2",
       "resolved": "https://registry.npmjs.org/node-gyp/-/node-gyp-3.6.2.tgz",
diff --git a/package.json b/package.json
index e39cc10b3..9bb59e617 100644
--- a/package.json
+++ b/package.json
@@ -10,12 +10,12 @@
     "format:fix": "npm run format:base -- --write",
     "lint": "tslint -c tslint.json \"src/**/*.ts\" \"test/**/*.ts\"",
     "lint:fix": "npm run lint -- --fix",
-    "release": "npm run build && rimraf dist && tsc -p tsconfig-release.json && npm run copy:common && npm run prepare:package && BUILD_TYPE=prod npm run set:vars",
+    "release": "npm run build && rimraf dist && tsc -p tsconfig-release.json && npm run copy:common && npm run prepare:package && cross-env BUILD_TYPE=prod npm run set:vars",
     "build": "rimraf dist && tsc && npm run format:check && npm run lint && npm t",
-    "copy:common": "cp README.md dist",
+    "copy:common": "ncp README.md dist/README.md",
     "prepare:package": "cat package.json | ts-node build/package.ts > dist/package.json",
-    "test": "rimraf dist && tsc && cp -r test/fixtures dist/test && mocha dist/test --recursive",
-    "test:watch": "rimraf dist && tsc && cp -r test/fixtures dist/test && BUILD_TYPE=dev npm run set:vars && mocha dist/test --watch --recursive",
+    "test": "rimraf dist && tsc && ncp test/fixtures dist/test/fixtures && mocha dist/test --recursive",
+    "test:watch": "rimraf dist && tsc && ncp test/fixtures dist/test/fixtures && cross-env BUILD_TYPE=dev npm run set:vars && mocha dist/test --watch --recursive",
     "set:vars": "ts-node build/vars.ts --src ./dist",
     "tscv": "tsc --version",
     "tsc": "tsc",
@@ -68,14 +68,17 @@
     "@types/node": "^6.0.103",
     "@types/node-sass": "^3.10.31",
     "@types/sprintf-js": "0.0.27",
+    "cat": "^0.2.0",
     "chai": "^3.5.0",
     "chai-spies": "^0.7.1",
+    "cross-env": "^5.1.4",
     "husky": "^0.14.3",
     "js-yaml": "^3.11.0",
     "json-stringify-pretty-compact": "^1.1.0",
     "lint-staged": "^7.0.4",
     "minimalist": "1.0.0",
     "mocha": "3.0.2",
+    "ncp": "^2.0.0",
     "node-sass": "^4.8.3",
     "prettier": "1.12.1",
     "rimraf": "^2.6.2",
diff --git a/yarn.lock b/yarn.lock
index 43223f5a5..e267cec00 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -384,6 +384,10 @@ caseless@~0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
 
+cat@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/cat/-/cat-0.2.0.tgz#fd850cda7d4162e6904f33b7fcf743b1243fd434"
+
 chai-spies@^0.7.1:
   version "0.7.1"
   resolved "https://registry.yarnpkg.com/chai-spies/-/chai-spies-0.7.1.tgz#343d99f51244212e8b17e64b93996ff7b2c2a9b1"
@@ -532,6 +536,13 @@ cosmiconfig@^4.0.0:
     parse-json "^4.0.0"
     require-from-string "^2.0.1"
 
+cross-env@^5.1.4:
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.1.4.tgz#f61c14291f7cc653bb86457002ea80a04699d022"
+  dependencies:
+    cross-spawn "^5.1.0"
+    is-windows "^1.0.0"
+
 cross-spawn@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-3.0.1.tgz#1256037ecb9f0c5f79e3d6ef135e30770184b982"
@@ -539,7 +550,7 @@ cross-spawn@^3.0.0:
     lru-cache "^4.0.1"
     which "^1.2.9"
 
-cross-spawn@^5.0.1:
+cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
   dependencies:
@@ -1494,7 +1505,7 @@ is-utf8@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
 
-is-windows@^1.0.2:
+is-windows@^1.0.0, is-windows@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-windows/-/is-windows-1.0.2.tgz#d1850eb9791ecd18e6182ce12a30f396634bb19d"
 
@@ -2149,6 +2160,10 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
+ncp@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ncp/-/ncp-2.0.0.tgz#195a21d6c46e361d2fb1281ba38b91e9df7bdbb3"
+
 node-gyp@^3.3.1:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.4.0.tgz#dda558393b3ecbbe24c9e6b8703c71194c63fa36"