* some work towards unite.
* keybindings in insert mode not good.
* backspace fix in insert mode.
* had to remove paste mode.
* replace it with script that enables paste mode when pasting from terminal.
* default actions for file and buffers to tabswitch.
* resume with space-backspace
* disabled a lot of custom mappings.
* added comment
* switch tabs with tab and shift-tab
* cleanup mappings for unite
* grep + line sources
* enabled auto preview