Stop using a gcc 4.6 patch

We require 4.8 anyway
Configure: match more NDK versions
Change how video Uri are handled

Allows to read files given through third-party app content provider,
like Archos Media Player, and try the data.getPath() if no content is found..
Cleaner lists for directories and Musics
rename libiomx-<sdk_str> to libiomx.<sdk_int>
android-libs: add libhardware
add libanw.*
build: remove unused defines
always use a subtitle surface after gingerbread