TEIID-3156 fixing integration test
TEIID-3156 providing options for tuning string sorting
Conflicts:
	engine/src/main/java/org/teiid/query/optimizer/capabilities/SourceCapabilities.java
	engine/src/test/java/org/teiid/query/processor/TestOrderByProcessing.java
TEIID-3156 changing the translator property name
Conflicts:
	build/kits/jboss-as7/docs/teiid/teiid-releasenotes.html
	engine/src/main/java/org/teiid/query/optimizer/capabilities/SourceCapabilities.java
TEIID-3156 restricting to string type