Fix #1.
Not show tax on product if is CEE client.
Merge branch 'master' of 192.168.0.24:shineisp

Conflicts:
	application/models/Orders.php
Correct total in orders, after checkout.
Hide price in product tab (ADMIN).
Chack flag is_refundable for upgrade.
Add fields category to tranche include.
Add multiselect includes in insert tranches product.
Add fields category in include tranche products table.
Delete foreign key in product_tranches_include.
Add domain include on tranche billing in admin area.
Initial support for emails template in DB
Fix footer link
Show price zero where buy a domain incluse in a hosting.
Merge branch 'master' of 192.168.0.24:shineisp
Update price if domain is incluse in hosting.
Change name column category in productTrancheIncludes table.
Change name type for domain in domains.
Fix 14.
Support for email templates in database.
Merge remote-tracking branch 'refs/remotes/origin/master'
Changed @author
Major refacotring mail send functions