[tests] Add unittest for module `pythonforandroid.util`
[tests] Add unittest for module `pythonforandroid.util`

rnixx/python-for-android,germn/python-for-android,kronenpj/python-for-android,kivy/python-for-android,germn/python-for-android,germn/python-for-android,kronenpj/python-for-android,PKRoma/python-for-android,kronenpj/python-for-android,kivy/python-for-android,PKRoma/python-for-android,kivy/python-for-android,germn/python-for-android,rnixx/python-for-android,germn/python-for-android,rnixx/python-for-android,kivy/python-for-android,PKRoma/python-for-android,germn/python-for-android,kronenpj/python-for-android,kivy/python-for-android,PKRoma/python-for-android,rnixx/python-for-android,rnixx/python-for-android,PKRoma/python-for-android,rnixx/python-for-android,kronenpj/python-for-android