Revert "Bug 961800 - Implement Child Window Factory" for possibly breaking gaia-ui tests on TBPL

This reverts commit 439b23a04c6dba788293f577b1efe8c5d8843b78.
Revert "Bug 971577 - [System] Make visibility manager instantiable" for possibly breaking gaia-ui tests on TBPL

This reverts commit 73f3addd228aded613347bed46bd03a5941323d4.
Revert "Bug 971546 - [System2] Instantiable Screenshot" for possibly breaking gaia-ui tests on TBPL

This reverts commit ec5be24bd877588f60f6c64715b894157a20c603.
Merge pull request #17356 from yurenju/stage2

Bug 897352 - [gaia build system] Transition to a build_stage for assembl... r=@ochameau
Do not display perpendicular app on opening
Revert "Revert "Bug 985787 - Change requireApp to require to make includes work in search unit test" for possibly breaking gaia-ui tests on tbpl" because I didn't mean to revert this patch with everything else I reverted

This reverts commit b3564260d93fcf7d5127de26bb7f45d13b893a42.
Revert "Merge pull request #17263 from gasolin/bubble-merge225" for possibly breaking gaia-ui tests on TBPL

This reverts commit 27c414d178694a17e7a2967fa377938163ac44ae, reversing
changes made to e592ec99013a43002171d1bd4be2f497c12ada88.
Merge pull request #17067 from crh0716/975265

Bug 975265 - Add the support for LTE network types r=jaoo
Bug 972308 [DIALER]slow response when click on dialer panel
Bug 984718 - Fix jshint errors for pageview.js
Bug 984718 - Fix jshint errors for settings.js
Bug 984718 - Fix jshint errors for shiftkey.js
Bug 984718 - Fix jshint errors for suggestions.js
Bug 984718 - Fix jshint errors for touch_handler.js
Bug 984718 - Fix jshint errors for doublespace_test.js
Bug 984718 - Fix jshint errors for page_test.js
Bug 984718 - Fix jshint errors for shiftkey_test.js
Bug 984718 - Add test/unit/.jshintrc
Merge pull request #17311 from timdream/keyboard2-jshint

Bug 984718 - [keyboard refactor] Fix jshint errors, r=rudyl
Revert "Bug 897352 - [gaia build system] Transition to a build_stage for assembling apps"

This reverts commit 22a4d4f8065af46d23097bbaf898831d5c031ce3.