Added install script, made existing RedHat init script also work with Ubuntu
Works on Mac, need to retest on Ubuntu
Works under Ubuntu and Mac OS/X
Added help info for user about making iptables changes persistent
Made gitbucket run on system startup and stop on shutdown
Merge pull request #452 from mslinn/master

Enhanced install script so it works under Ubuntu and Mac OS/X
(refs #471)Show the copy button only when flash is available

Check flash availability before Showing the copy button.
(refs #467)Reverse tag table ordering
Merge branch 'master' of https://github.com/takezoe/gitbucket