Introduce method `get_keyboard_height` that returns current softkeyboard
height if keyboard is active else 0.
Listen to chnages in the gloabal layout for figuring out when the
IME is activated.
comment out the functions/declarations that are greater than API9
Merge pull request #214 from kivy/use_min_api_9

comment out the functions/declarations that are greater than API9
fix blacklist comment bug and add whitelist
Merge pull request #219 from kived/blacklist-whitelist

fix blacklist comment bug and add whitelist
fix whitelist usage, include a default whitelist.txt
Update prerequisites.rst
Pep8 fixes
More pep8 fixes for build.py
sdlsurfaceview: fix npot usage on some device in splashscreen.
use $CYTHON="cython -t" for all recipes that used cython. This doesnt recompile the file according to the timestamp.
added recipe for kivent
heartbleed fix
Merge pull request #230 from cbenhagen/patch-1

heartbleed fix
Merge pull request #224 from inclement/pep8

Pep8 fixes for build.py
Merge pull request #205 from kivy/keyboard_height

Introduce method `get_keyboard_height` that returns current softkeyboard