move variables out of inventory
reorganize settings variables

went with a nested approach, but think I should change back to a flat approach
add script for copying localsettings from salt

and modifying the file for our ansible setup
rename settings to mirror those in salt
add restart instructions for VirtualBox on mac
Merge pull request #16 from dimagi/vars

Reorganize variables
use cache_valid_time=3600 for apt throughout
add cache_valid_time to edit installs
Merge pull request #18 from dimagi/cache_valid_time

use cache_valid_time=3600 for apt throughout
remove fake migration and sync couch before syncdb
do not send maintenance emails if alert_email is null
Merge pull request #19 from dimagi/fix-initial-install

Fix Initial Install
add preindex dirs and elasticsearch and celery targets