Improve Android versions support

Submitted by Emmanuel Poitier

Link to original bug (#748489)

Description

Created attachment 302386
Patch to apply to add more Android versions support

Please find attached a patch to give the ability to have more Android versions support.

The variable target_android_distro_version is used in the cerbero build process to give control to the developer on the Android target to use as indicated below in the user cerbero.cbc

Targeted minimum android version

target_android_distro_version = DistroVersion.ANDROID_LOLLIPOP_5_1

Patch 302386, "Patch to apply to add more Android versions support":
cerbero-android-support.patch