Merge branch 'develop' into dual

Conflicts:
	compiler-jx/src/main/java/org/apache/flex/compiler/internal/graph/GoogDepsWriter.java
	compiler-jx/src/test/java/org/apache/flex/utils/EnvProperties.java
	flexjs-maven-plugin/src/main/java/org/apache/flex/maven/flexjs/CompileAppMojo.java
	flexjs-maven-plugin/src/main/java/org/apache/flex/maven/flexjs/CompileJSMojo.java