Update helper.php

Prevents thousands separator (",") from being used when total cache size exceeds 1mb.

http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_item_id=31826
Remove unused language strings in com_weblinks
Fix some PHPCS issues
Add system tests for categories and articles in the front end. Thanks
Puneet Kala.
Added tag selects to hathor template
Typos
Merge pull request #1937 from brianteeman/patch-5

Remove unused language strings in com_weblinks
 # [#32020] "Articles Categories" Module - cache is not working. Thanks
Peter Martin
(Fix #1984)
 + [#31372] Selected tab changes to default after save. Thanks Ashan
Fernando
(Fix #1458)
Correct doc block
[#31973] Installation loop if sending config yes (3.2 alpha) (Fix #1992)
[#31963] Incorrect or inconsistent characters in 'close ink' text on alert info popups (Fix #1949)
Merge pull request #1872 from drewgg/patch-2

Update helper.php
Merge pull request #1986 from SniperSister/32-hathor-tagselects

Added tag selects to hathor template
[#29107] Strict standards and code clean up in com_contact form (Fix #1231)
[#31845] Add JHelperMedia and Deprecate MediaHelper (Fix #1823)
[#31316] licence (gpl.html) only at the html code? (Fix #1963)
Changelog
Merge pull request #1973 from wilsonge/morephpcs

Start fixing Jenkin's warnings
Code style