Merge pull request #1 from anjusuryawanshi/master

C-c t r : toggle buffer resize mode
fixing ANSI colors in shell mode
C-x c : clear shell buffer
move ANSI color fix to custom_shell.el
<f5> : compile and recompile; auto-save on compile
C-x r : invoke regexp builder
C-TAB : auto complete start
coffee-mode hook to detect error traces properly
Fixing js-error-regexp for compilation buffer
adding sr-speedbar package
adding extensions to speedbar
C-(n/p) : move around in auto complete popup
customizing speedbar
adding projectile speedbar integration package
M-<f2> : speedbar refresh project view
disabling COMMAND key as CTRL for now
fix speedbar-projectile's directory search
adding commentary and finishing touches to speedbar-projectile.el
minor fix to commentary
changing faces in speedbar