Merge pull request #61 from xtuple/master

catching up
added sales privs
added translations
Merge pull request #243 from mikerodonnell89/salesPrivs

added some privs for sales module to postbooks.js
Merge pull request #62 from xtuple/master

update
put customers attribute back
Merge pull request #246 from mikerodonnell89/master

put customers attribute back on CustomerGroup