GRECLIPSE-1682 Rule for slashy string was added to GroovyPartitionScanner class
GRECLIPSE-1682 Semantic Highlighting implementation
GRECLIPSE-1682 A few comments were added
GRECLIPSE-1682 Reverting changes of AntlrParserPlugin
GRECLIPSE-1682 Unnecessary method is removed
Merge branch 'GRECLIPSE-1682' of https://github.com/DenisMurashev/groovy-eclipse into DenisMurashev-GRECLIPSE-1682

Conflicts:
	ide-test/org.codehaus.groovy.eclipse.tests/src/org/codehaus/groovy/eclipse/test/ui/GroovyPartitionScannerTests.java
Maven batch compiler support for Groovy 2.3.2