Change IE conditional statement so alert appears on IE7

Bootstrap 3 no longer supports IE7. The roots outdated browser warning should now appear on anything earlier than IE8.
Merge pull request #873 from kevinlisota/patch-1

Change IE conditional statement so alert appears on IE7
Update Traditional Chinese translation
Merge pull request #883 from visioncan/translation

Update Traditional Chinese translation
Update Bulgarian translation
Merge pull request #892 from fingli/20131007

Update Bulgarian translation
Update rewrites.php

Broken link.
Merge pull request #897 from ShutterBrandon/master

Update rewrites.php
Correct theme activation link typo
Merge pull request #899 from elkebirmed/master

Correct theme activation link typo
Italian Translation - Final Update

Italian Translation - Final Update
Merge pull request #902 from leopuleo/master

Italian Translation - Final Update