Fixed affiliate activities filter  c.lastname -> a.lastname
Merge pull request #1314 from hellaslubo/master

fix mbstring wrapper utf8_substr() mistake, and update the utf8_* helper...
Merge branch 'master' of git@github.com:opencart/opencart.git
Fixed placeholder value on affiliate report
Merge pull request #1315 from eka7a/master

Affiliate c.lastname -> a.lastname on affiliate activities report.
Fixed Authorizenet AIM payment_address_2
Merge branch 'master' of git@github.com:opencart/opencart.git
Merge pull request #1317 from eka7a/master

Fixed Authorizenet AIM payment_address_2
add my own utf-8 unicode functions
Update utf8.php

added my own utf-8 unicode functions
Merge branch 'master' of https://github.com/opencart/opencart

Conflicts:
	upload/system/helper/utf8.php
affiliate fix and coupon, vouchers update
Fixed customer_form.tpl syntax error when choosing country.

Fixes #1318
Fixed cart module to show recurring product even if the item has no product options.
Fixed product special data in admin ControllerCatalogProduct for the getForm method.
Removed unused strings in menu controller.
Fixed customer_reward table name
Added voucher min on insert order form
Added clear cache voucher theme
Was removed from the same file mime types.

Example:
application/postscript
application/postscript
application/postscript
Fixed order totals on checkout page
Fixed affiliate register
Added when affiliate delete, affiliate activity table cleaned