uix:DropDown escape dismisses the dropdown
Dropdown scroll fix

DropDown will not scroll if you use the scroll wheel, it will be dismissed instead, this will fix that.
ClearColor back to (0, 0, 0, 1) until we know more

See discussion in ae64000280eedd0f75d39578631c6c298ca10c62
Merge pull request #1512 from kivy/drop_down_escape

uix:DropDown escape dismisses the dropdown
Update dropdown.py
Merge pull request #1526 from voen/patch-1

Dropdown scroll fix
doc: revisions to uix/floatlayout.py
ellipse: add faster algo when drawing circle (credits goes to http://slabode.exofire.net/circle_draw.shtml)
Merge branch 'master' of ssh://github.com/kivy/kivy
Update supported devices in android page

Updated since I own them, and kivy works fine.
Merge pull request #1530 from inclement/patch-1

Update supported devices in android page
update devices list HTC HD2
Update android.rst
doc: revisions to uix/gridlayout.py
doc: revisions to uix/image.py
pep8 fixes
Fixed a messed up merge in gridlayout.py
Merge pull request #1531 from Wessix/patch-1

update devices list HTC HD2
Update android.rst
Update android.rst