New IT translations.
Merge branch 'dev' of github.com:strangerstudios/paid-memberships-pro into dev
Start session based on PHP version
Fixed typo in pmpro_has_membership_access_filter_{post_type}
Grammar fix.

The sentence read "membership has been cancelled."
Changed to start the sentence with uppercase.
Fixed bug with checks/discount codes

Billing info was showing up when applying a discount code while payment gateway is set to check.
Added pmpro_applydiscountcode_return_js hook. http://www.paidmembershipspro.com/hook/pmpro_applydiscountcode_return_js/
Fixed formatting of the level cost when a discount code is applied via AJAX.
Adding level ID wrapping div to form
more classes added
Update billing.php
 Removed extra $ in checkout_check.html email template.
Merge branch 'dev' of github.com:strangerstudios/paid-memberships-pro into dev
Merge pull request #108 from messica/patch-3

Start session based on PHP version
Merge pull request #110 from joshlevinson/patch-1

Grammar fix.
Merge pull request #109 from messica/patch-4

Fixed typo in pmpro_has_membership_access_filter_{post_type}
Merge pull request #111 from messica/patch-5

Fixed bug with checks/discount codes
Merge pull request #112 from messica/patch-6

Fixed update pmpro_country in user meta on billing page
Merge pull request #107 from messica/master

Fixed Addons Page - PMPro Set Expiration Dates
pmpro_getMembershipCategories update