Merge pull request #386 from marynate/PR-scene-tree-align-eye-icon

Make visibility icon always last to display in scene tree
Shift+Del to delete nodes without confirmation
Change key move behavior of canvas item editor to ignore zoom level; Add
alt + arrow key as local base move mode; Control + arrow key as local +
rotation move mode
Fix LineEdit selected text drag and drop behavior: move instead of duplicate selected text; maintain selection after drag and drop.
Merge pull request #397 from marynate/PR-line-edit-drag-n-drop

Fix LineEdit selected text drag and drop behavior
Merge pull request #393 from marynate/PR-2d-key-move

Tune 2d editor arrow key move mode
Merge pull request #392 from marynate/PR-delete-without-confirm

Shift+Del to delete nodes without confirmation
Merge remote-tracking branch 'upstream/master' into dev
Make String::right count from pos instead of pos+1
User can use '.METHOD' or 'METHOD(' to seach exact method in Search Classes dialog
Merge branch 'dev-string-right' into dev
Merge branch 'dev-help-search-method' into dev
Focus selecte item in scene tree
Add scene tree 'focus' icon
Merge branch 'dev-scene-tree-focus' into dev
Fix String::right missed last char bug
Make String::right count from pos instead of pos+1
Merge pull request #408 from marynate/PR-string-right

Make String::right count from pos instead of pos+1
Allow spaces between method and '(' symbol when seaching method in Seach in Classes dialog
User can use '.METHOD' or 'METHOD(' to seach exact method in Search Classes dialog