Add stock preset 'crosshair'
Add stock preset 'righteous'
Update README.md
Update tmuxline.txt
Update tmuxline.txt
Add jellybeans color theme and CONTRIBUTORS.md.
Merge pull request #16 from darrenli/jellybeans

Add jellybeans color theme.
Accept a hash in g:tmuxline_theme

Refs #15, #16
Update README.md with info about g:tmuxline_theme
Update README.md
Update README.md
Improve command completion of :Tmuxline

- don't provide auto-completion if two arguments are already given
Add lightline theme
Add insert and visual lightline.vim themes
Fix link to lightline.vim
Update licensing year
Add themes airline_visual and airline_insert
Add details about airline_* themes in README
Add lightline screenshot
Update README.md