Add default include paths to header completion.

Handle either rtags-socket-file nil or string= ""

Issue Andersbakken#579. Rename to rtags-close-taglist-on-focus-lost.

Merge remote-tracking branch 'refs/remotes/origin/master' into file

Fix issue Andersbakken#116. Add brief comments and full xml comments …

…to symbols. Not

really used for anything yet but that could be easily added.

Add a test for 186.

Make sure I don't mess up rename symbol

Use deque, instead of vector