to be able to build git on heroku
font is already in pipelined in public

yet, the hash is not required correctly
fixed typo while building git
add git executable check on rake file for testing
raise error if git is not there
add soft link to git for app using
remove all git source and build task

try ruby gem for git instead
optimize theme on home page
remove public assets for heroku compile slug time
remove unused git ignore folder