Changed backslash (\) in mappings to <Leader>.
Updated startify plugin.
Integrated colors: seoul256 and darknight256.
Integrated tmux colorscheme tmuxcolors-dark solarized color.
SrcExpl not to update tags since we have other utility to refresh.
ftdetect to act on tmux*.conf named files as tmux. Tmux color added.
Updated Unite.vim.
Startify to open session via session.vim plugin.