Merge pull request #8175 from jmcanterafonseca/bug_842268

Bug 842268 - Even if scripts are not fully loaded Lazy loader may incorr...(cherry picked from commit 91c265fc9b1442c67c3abc3e39497c292412a09c)
Bug 842574 - Use the shared LazyLoader component in Contacts App r=jmcantera
Bug 852036 - [Buri][Contacts]APP crash when scrolling through hundreds of contacts
Bug 846262 - stop inline activities while lockscreen is locked
Merge pull request #8851 from alivedise/bugzilla/846262_v1.0.1

Bug 846262 - stop inline activities while lockscreen is locked, r=timdream
Merge pull request #8848 from fcampo/v1.0.1
Merge pull request #8804 from etiennesegonzac/bug-854424-calllog-regression

Bug 854424 - making sure the NewsletterManager won't load l10n until it's needed(cherry picked from commit 98df87a28b336b44148a54867e02b171e9a481e3)