chore: release 0.4.0 (#86)

* updated CHANGELOG.md [ci skip]

* updated README.md [ci skip]

* updated versions.txt [ci skip]

* updated pom.xml [ci skip]

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0](https://www.github.com/googleapis/java-shared-config/compare/v0.3.1...v0.4.0) (2020-01-08)
+
+
+### Features
+
+* add new enable-integration-tests profile ([#75](https://www.github.com/googleapis/java-shared-config/issues/75)) ([836c442](https://www.github.com/googleapis/java-shared-config/commit/836c44294a3cae9ea38b1464431ebac1bef6633d))
+
 ### [0.3.1](https://www.github.com/googleapis/java-shared-config/compare/v0.3.0...v0.3.1) (2020-01-03)
 
 

README.md

@@ -13,7 +13,7 @@ If you are using Maven, use this artifact as your project's parent.
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-shared-config</artifactId>
-    <version>0.3.1</version>
+    <version>0.4.0</version>
   </parent>
 </project>
 ```

pom.xml

@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-shared-config</artifactId>
   <packaging>pom</packaging>
-  <version>0.3.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-shared-config:current} -->
+  <version>0.4.0</version><!-- {x-version-update:google-cloud-shared-config:current} -->
   <name>Google Cloud</name>
   <url>https://github.com/googleapis/java-shared-config</url>
   <description>

versions.txt

@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-shared-config:0.3.1:0.3.2-SNAPSHOT
+google-cloud-shared-config:0.4.0:0.4.0