Working on the new layout for the install page.
Added browser language detection and pulls in any matching language pack advert.

Added ajax loaded extension selection.

@todo language strings, responsive testing, maxmind/openbay setup pages and paid-banner location.
Added language strings to step 4 install page.
Added Maxmind set-up after the install.
Added OpenBay module setup from install page.

@todo language strings and move images to cloudfront.
Finished OpenBay module page on install confirmation page.
Merge pull request #1311 from eka7a/master

Fixed form ID name
Cookies changed to HttpOnly.
Fixed affiliate activities filter  c.lastname -> a.lastname
Added checks for iconv / mbstrings to install pages.
Merge branch 'master' into install-changes
fix mbstring wrapper utf8_substr() mistake, and update the utf8_* helper functions to make them behave correctly.
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