bump to 0.16
bump to 0.16

dvenkatsagar/buildozer,bob-the-hamster/buildozer,kived/buildozer,kivy/buildozer,inclement/buildozer,inclement/buildozer,rnixx/buildozer,inclement/buildozer,kivy/buildozer,rnixx/buildozer,superalex/buildozer,inclement/buildozer,kivy/buildozer,kived/buildozer,rnixx/buildozer,kivy/buildozer,cbenhagen/buildozer,rnixx/buildozer