switched to Inconsolata, airline statusline fixes

-Now using the Inconsolata font.
-The status line fonts are directly fetched from powerline repositories
and patched so we get the newes ones.
-vim-airline (the new powerline replacement in spf13) is configured to
use the powerline symbols
-Fixes for the airline status bar font issues (dirty fixes)
-Airline status bar theme is now solarized2
-Minor code cleanup.
Merge branch 'master' of https://github.com/agvim/cfg-vim

Conflicts:
	home/.spf13-vim-3/.vimrc.fork
fixed .vimrc