Add Google Group reference
Add install instructions and update section on contribution and copyright
create build.sql to build initial LibreNMS database
convert INSTALL to markdown.  remove install info from README.md
remove old INSTALL
add a2enmod rewrite and cd /opt
add cronjob file
Add .gitignore to ignore my shameful misdeeds
Merge branch 'master' of github.com:librenms/librenms
Merge branch 'master' into devel