Making it compatible with py27 and py33
Look through window's children in default order.
Merge pull request #1324 from thopiekar/master

[PY3] Replacing "," with "()" to make code compatible with py27 py33
Merge pull request #1325 from Ian-Foote/inspector_popup

Allow inspection of popup widgets.
ellipse: tiny fix
graphics: make Instruction._tex_coords a float* instead of a list
core: Widget use actual widget reference instead of proxy ref when
adding to another widget.
Merge pull request #1326 from kivy/bubble_pos

Fixes for arrow_pos for Bubble when in left/right_mid positions and a new `show_arrow` proeprty
uix:Widget re-order tests to make sure they all work with proxy_ref
Merge pull request #1327 from kivy/proxy_ref

core: Widget use actual widget reference instead of proxy ref when
docs: upgrade cython in windows

I was having an issue with 'make force' (log: http://paste.ofcode.org/zi9em8uV9czaD72DuBVd7m) and this is the fix qua-non guided me to.
Merge pull request #1328 from KristerV/patch-6

docs: upgrade cython in windows
Clarifying the documentation of ScatterLayout

The previous documentation was based in the old RelativeLayout (based in a Scatter). The documentation didn't indicate the difference between Scatter and ScatterLayout. It is also more clear if we compare the ScatterLayout against the RelativeLayout since they behaviour is the same (except for the scatter functionality). Scatter is already relative so the only difference that I can see is the possibility of using the hint properties.
Merge pull request #1331 from robertour/master

Updating ScatterLayout documentation (ScatterLayout vs Scatter and ScatterLayout vs FloatLayout)
Merge pull request #1119 from matham/fix_mouse_offset

Fix touch offset
added support for osx 10.9 dev preview
Merge pull request #1332 from filssavi/master

Support for osx 10.9 DP
takepicture: add buildozer spec as well if people want to deploy it themself
example: add version to takepicture
vkeyboard: grab the touch in a exclusive way, in order to NOT dispatch the touch to other widgets when moving / up. Closes #1333