Added BUILDOZER_P4A_DIR env var behaviour
Added BUILDOZER_P4A_DIR env var behaviour

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