Language services

• Commands to reparse current file and show parsed json (even if actual file was not saved)
• Fix showing parents in hover
• Support post docs in some places (///< ...)
• Support comma separated variables declaration in class
• Syntax coloring improvements
• Dump ignored strings to json for debugging
• Support access modifier (private/public/protected) for variables
• Preprocessor lines might be '' terminated (untested)
• Fix definitions to show location of parent classes/interfaces correctly
• Outline view works (see file pane)