Rename Void->Anything, Nothing->Null, Bottom->Nothing for
ceylon/ceylon-spec#449
rename Object->Value, IdentifiableObject->Basic ceylon/ceylon-spec#449
unrename Object
remove obsolete node types
new quick fix
Merge branch 'renaming'

Conflicts:
	plugins/com.redhat.ceylon.eclipse.ui/src/com/redhat/ceylon/eclipse/code/propose/CeylonContentProposer.java
	plugins/com.redhat.ceylon.eclipse.ui/src/com/redhat/ceylon/eclipse/code/quickfix/InferTypeVisitor.java
	plugins/com.redhat.ceylon.eclipse.ui/src/com/redhat/ceylon/eclipse/code/refactor/ExtractFunctionRefactoring.java
	plugins/com.redhat.ceylon.eclipse.ui/src/com/redhat/ceylon/eclipse/core/builder/IDEBoxingDeclarationVisitor.java