WH-1489 - Fixed mostly documentation issues in netstorage module.
Fixed file path for when command is run with alias.

  Drush assumes it's in docroot.

 	modified:   netstorage.drush.inc
Updated netstorage script to distinguish between rsync command and credentials.

 	modified:   netstorage.drush.inc
Fixed broken variables in netstorage rsync script. 	modified:   netstorage.drush.inc
Updated netstorage script to use scp rather than rsync.

 	modified:   netstorage.drush.inc
Merge commit '3f54ce3ea04cecf86a02c12f126c0c9d7aaef3de' into wh-1487-tweets-to-netstorage

Conflicts:
	projects/netstorage/netstorage.drush.inc