JsInline: added class CloningVisitor
JsInline: added class RenamingVisitor
JsInline: added argument aliasing to JsInliner
JsInline: added break-return-label to inlineable body
JsInline: changed -- replace return statements with assignment and break
JsInline: added class NameCollector
JsInline: inlined function nameref renaming
JsInline: arguments size can be greater than parameters size
JsInline: added JsName static ref for function
JsInline: added class InliningResult
JsInline: JsInliner -> FunctionToBlockMutator
JsInline: parameter lambda inline
JsInline: return statement counter
JsInline: changed -- now break labels are optional
JsInline: removed unused variable
JsInline: removed result expression initialization to undefined
JsInline: renamed inlining related classes
JsInline: extracted processing of assignment call to separate method
JsInline: do not replace return with assignment when return expression is null
JsInline: added JsInliner (inlining entry point)