Add project list filter for easy finding projects
Move ProjectListFilter::FilterOption into private section
Use toolbutton for clear search term
Fixed when opening sub-scene by pressing sub-scene icon in scene tree, tab changed to script tab
Fixed Bugs & Joypad in Android
================================

-resolved many graphical glitches with multiple lights in GLES2 render
-fixes and WIP apk expansion
-joystick support for Android by Ariel
Merge pull request #564 from marynate/PR-fix-open-subscene-tab

Fixed issue #429: in scene tab, clicking on some instance folder, change all the others views
Forgot to add SceneTreeDock::set_selected change in last PR
Adding travis ci support
Merge pull request #566 from marynate/PR-fix-scene-tree-dock-set-selected

Forgot to add SceneTreeDock::set_selected change in last PR
Merge pull request #568 from marynate/PR-travis-ci

Adding travis ci support
Merge pull request #504 from marynate/PR-pm-filter

Add project list filter for easy finding projects
Fixed #553: Disable 3D nodes for smaller executable
Merge pull request #569 from marynate/PR-3d-disabled-build

Fixed #553: Disable 3D nodes for smaller executable
Merge pull request #2 from okamstudio/master

okamstudio/godot
Merge remote-tracking branch 'origin/master' into Develop