Version 1.1

* Version update for Linux/Unix only. May not work on Windows or Mac.
* Minor bug fixes.
* The option vimrplugin_assign now accepts the values 0, 1 and 2.
* SyncTeX support (Evince, Okular and Zathura):
   - New options: vimrplugin_synctex and vimrplugin_vim_window.
   - Deprecated option: vimrplugin_openpdf_quietly