Bug 978682 - First render of call log is not covering all the screen

Fixed bug where previous date group was not rendered until after the
next batch.

Change batch size to be based on group count instead of day count.

Increased first render size to accomodate larger screens.
Bug 909201: Editing names doesn't update properly.
Bug 983584 - Unxfail test_email_keyboard because Bug 982113 was resolved
Bug 983585 - Xfail test_sms_to_dialer with Bug 983070
Bug 983508 - [Build System] install-test-media get wrong "Pictures" path
Merge pull request #17187 from chirarobert/unxfail_keyboard_test

Bug 983584 - Unxfail test_email_keyboard because Bug 982113 was resolved
Merge pull request #17188 from chirarobert/xfail_test_sms_to_dialer

Bug 983585 - Xfail test_sms_to_dialer with Bug 983070
Bug 977680 - [Messages] Remove position: sticky as it hurts scrolling performance. r=kgrandon, f=felash
Merge pull request #17193 from vingtetun/bug977680-landing

Bug 977680 - [Messages] Remove position: sticky as it hurts scrolling pe...
Bug 978067 - [Call Log] Remove position: sticky as it hurts scrolling performance. r=Rik
Merge pull request #17194 from vingtetun/bug978067-landing

Bug 978067 - [Call Log] Remove position: sticky as it hurts scrolling pe...
Merge pull request #17180 from mpizza/Bug_983508_build_system_get_wrong_path

Bug 983508 - [Build System] install-test-media get wrong "Pictures" path. r=yuren.
Bug 982269 - Fix keyboard reflows
Bug 983171 - Disable intermittent failing passcode test
Merge pull request #15280 from rsajdok/909201

Bug 909201: Editing names doesn't update properly. r=bkelly
Merge pull request #17043 from yor-mozilla-com/bug978682

Bug 978682 - Fixed bug where previous date group was not rendered until after the r=rik
Merge pull request #17196 from comoyo/bug982269_master

Bug 982269 - Fix keyboard reflows. r=RudyL