VIM-302 Fixed tab switching order for 'gt' and 'gT'
VIM-177 Added <C-]> and <C-T> to the keymap
VIM-43 Added support for the last change position mark
Fixed NPE: ChangeGroup.insertRegister
Cleanup
Automatic nullity annotations
Cleanup
VIM-214 Key bindings for paste into command line
VIM-262 Test for <C-R> in insert mode
Fixed Ex command panel to run unit tests of Ex commands
Fixed nullable annotation
Test for handling digraphs in command mode
Refactored digraph handling in command line
VIM-262 Support for paste from register in command mode
Updated contents of the plugin descriptor
Reformat
Updated changelog for 0.26
Markup for emails
Link to the Twitter account
VIM-92: Fix Vim keymap to work better in Mac OS

- remove all static overrides from vim.xml
- introduce conflicts resolving