Use --name instead of -name
Merge pull request #48 from gramakri/doc_change

Use --name instead of -name
fix permissions on gitlab-satellites directory
fix permissions on repositories directory
upgrade to gitlab-ce version 6.8.1
fix symlink to /home/git/data/uploads directory
install: make sure tmp/backups does not exist before creating the symlink to /home/git/data/backups directory
install: make sure /home/git/.ssh does not exist before creating the symlink to /home/git/data/.ssh directory
cache compiled assets to boost application startup
do not clear redis cache at startup
silence assets compilation output
Remove default nginx configuration

The 'default' nginx config (part of ubuntu) causes ssh pushes to fail.
This is because gitlab-shell makes http://localhost/api/v3/interal/* calls
and they get routed to 'default' nginx configuration instead of the @gitlab
named location.
Merge branch 'gramakri-nginx_config', closes #49
moved tmp/cache storage to /home/git/data/tmp/
cache public/assets in local cache at /home/git/data/tmp/
upgrade gitlab-shell to version 1.9.4
compile the assets only if it does not exist or if the gitlab version has changed.
use cat instead of echo in the last commit
cat does not seem to keep the ownership of git user, touch it first