1.7 stuff

The master branch was reverted to 1.7 because it was very unstable (bugs and stuff that wasn't mentioned on the documentation page yet) - features will come back with 2.0

- fixed debug window
- fixed flexbox not sending drag events to it's children

- small docs updates for 1.7
- removed the examples because the are outdated

docs/objects/BaseFrame/setOffset.md

@@ -11,8 +11,7 @@ Sets the frame's offset, this offset is beeing used to move all children object'
 
 ### Returns
 
-1. `number` x position
-2. `number` y position
+1. `object` The object in use
 
 ### Usage