Fixes Null References Error from ASCompletion.Context.ASContext->GetDeclarationAtLine() if ASCompletion.Context.ASContext->cFile == null
Merge pull request #432 from SlavaRa/fixes-ASCompletion.Context.ASContext

Fixes Null References Error from ASCompletion.Context.ASContext->GetDeclarationAtLine()
Merge branch 'master' into tests