src: added optional indexer AST logging

* removed old AstVisitor
* added new implementation called CxxAstVisitor
* added CxxVerboseAstVisitor that may wrap the CxxAstVisitor to log the AST while visiting
* added the same structure for the Java visitors
* removed all the logs that were fired when recording stuff
* Added UI setting for verbose indexer logging.
* implemented AST name obfuscation for Java and Cxx
* unified test visitors for Java and Cxx
* implemented recording using directive decl
* removed most of the old onXxxParsed methods

src/lib/utility/logging/FileLogger.cpp

@@ -106,6 +106,7 @@ void FileLogger::logMessage(const std::string& type, const LogMessage& message)
 	std::ofstream fileStream;
 	fileStream.open(m_logDirectory + m_currentLogFileName, std::ios::app);
 	fileStream << message.getTimeString("%H:%M:%S") << " | ";
+	fileStream << message.threadId << " | ";
 
 	if (message.filePath.size())
 	{