Add junit for css content escapes.
Merge pull request #36 from ddumontatibm/css-content-escapes

Add junit for css content escapes.
Fixed test condition to more accurately fail as intended.
Compile patterns once. Take care with appendReplacement; special chars
Merge pull request #37 from ddumontatibm/css-content-escapes

issue with use of Matcher#appendReplacement(StringBuffer, String)
Merge remote-tracking branch 'jaggr/master'

Conflicts:
	jaggr-service/src/test/java/com/ibm/jaggr/service/impl/modulebuilder/css/CSSModuleBuilderTest.java