Fix Language Debug at the isis login view

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http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_item_id=31174
use get() instend of getCfg
Update login.php
[cs] [33624] Expression is not assignable: Infix expression
Close #3465
[bug] [33314] Fix Undefined variable: $originalOrders in com_tags
Close #3150
Codestyle
Codestyle
Merge pull request #3463 from zero-24/patch-15

[#31174] Fix Language Debug at the isis login view
Correcting horizontal scroll bar in RTL
Merge pull request #3478 from infograf768/rtl_scroll

Correcting horizontal scroll bar in RTL
Merge remote-tracking branch 'origin/staging' into 3.3-dev