Merge pull request #10293 from RudyLu/keyboard/Bug852785-hideKeyboard_before_show_activityMenu

Bug 852785 - Hide keyboard before activity menu shows. r=alive(cherry picked from commit bd07ce233160a0e6325bf736769772a9d2273458)

Conflicts:
	apps/system/js/keyboard_manager.js
Merge pull request #10458 from Rik/disable-travis

Bug 884217 - Disable travis on v1.1.0hd r=yurenju(cherry picked from commit 48c005e720aaf810edc5d67ac2aa983dbbca47e1)
Merge pull request #9981 from vingtetun/notifications-lockscreen

Bug 868816 - Remove the notifications for the displayed app when we go o...(cherry picked from commit 6d11a1acab160b170081242290ae1bdebf0e022a)

Conflicts:
	apps/system/js/window_manager.js
Revert "Merge pull request #10223 from lightsofapollo/clean-removal-of-events"

This reverts commit 43c9be6643ca5a649b04baeb23e53bc71cfe005b.
Bug 883759 - Hangup the waiting call when receiving CHLD=0
Merge pull request #10128 from ian-liu/bluetooth/Bug832368_revise_title_for_device_selector_dialog

Bug 832368 - Dialog to pick bluetooth file-transfer recipient is really vague. 'Choose your option | [Cancel][OK]', r=@alivedise(cherry picked from commit b944fe64f811a243b2756a21a41ce22a863968d0)