Forward port User agent

Credits to CM team

Change-Id: I0222f7ee7b79e5d3192a03dcc033e42d2da84e1b
Browser: Update Greek translations

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Ia84b2289725bb6ac7a6fffa1bba4e47de7df51d3
Browser: Hebrew translation

Change-Id: I85dbe224bce36a577884bd33d907c03966e4e57e
Set slimroms.net as default home page for browser

PS 2 : Fix derp

Change-Id: Ie3423aeaec59822b95e822ecd6c9f3dd411f4a97
Browser: New navbar buttons

Added 2 new buttons to navigation bar:
 - New Incognito Tab
 - Goto home screen

Signed-off-by: Arham Jamal <arhamjamal@gmail.com>
Change-Id: I4c4b611ccc7fc3de4fa4bc7c855e4481de440a87
Browser : Open in incognito tab

Long click on a link now allows you to choose
between opening in incognito/regular tab.

Credits: Danesh M

Signed-off-by: Arham Jamal <arhamjamal@gmail.com>
Change-Id: Iba8e7446e69ae66e0bd957910e6309fdb0e0b947
Increase tab limit from 16 to 64

Change-Id: Ifc756734d86644f0272e63bb4b04a2c505a9a616
Runtime enablement of WebGL

Add Labs setting for enabling and disabling WebGL. Need to make sure
WebGL has been compiled in before showing runtime enablement settings in
Labs menu. Requesting information from the native side through JNI.

(cherry-picked commit from a2f7564cd95da42fad70e3c54497df7e7e8b1ea9)

Change-Id: Ie11bfa69941c2d75cfec04132908e07391c602fd
Import translations.

Change-Id: I46c1c51f10fd044690a40a97199f540d93d3df4f
Auto-generated-cl: translation import
Add fullscreen toggle to menu

Change-Id: Idfe711c7c2ddd5ce96032f6661a52ad11dc60abc
Allow enabling WebSockets from Labs Preferences

Change-Id: Ia0dc06cbd4f2e8e340a8f8ee910a6310a5079d79
Commit Ia0dc06cbd4f2e8e340a8f8ee910a6310a5079d79 translated to Russian

Change-Id: I48b35c4cedc3dd44b724ef1041b90576bc8c57fe
User agent option translated to Russian

Change-Id: I6a11dce09a17beec1b7f35aa82b4efc43a165f01
Add Czech Translations

Change-Id: I7618647b754707b8780db57c0147dc9e4349362c
Add Danish Translation

Crowdin: Lar5

Change-Id: Iaf065bfe6503b76d6c7c71c00e322872e1803583
Add Finnish Translations

Crowdin: Jannu703

Change-Id: I813aec4a6bcba008a6e052c1de09def3dd14d11f
Add French Translations

Crowdin: Gugus38

Change-Id: I233acb04ec0092aa209b698c83b678933ce49ea1
Add German Translations

Crowdin: Peter Hamilton <phamilton1234>
Crowdin: Markus Richter <alge77>

Change-Id: I1fe2ae10d61f15b0e31d7ae9a9bcb66fde881550
Add Italian Translations

Crowdin: Riccardo Delle Monache <dellericcardo@hotmail.it>
Crowdin: Marco D'Urzo <elbarto92>

Change-Id: Ic478b06629c4ea1200be94c54ed7e1bc3e12335c
Add Polish Translations

Crowdin: Piotr Ciastko <ciaasteczkowy>
Crowdin: coolek33

Change-Id: I077c63c29e2cc068fbca8d0715f6e1f623248057