Update info: Translator++ Ver. 6.5.15

Ver. 6.5.15

• update Custom Parser ver. 0.9
• fix Parser Model Editor: Save as not updating the file path
• fix Parser Model Editor: Sample data is saved into the tpm file instead of the global local storage
• add Parser Model Editor: Highlight the translatable text in the sample editor
• fix Parser Model Editor: Some UI texts are not capturable for translation
• fix Parser Model Editor: Show confirmation message when the user about to open a new file and discard the changes
• add Parser Model Editor: Open recent file
• add common.nwUtil utility belt
• add common.nwUtil.createMenu()