URBNG-273 Create Profile Activity
URBNG-273 fix choose_avatar image resolutions
URBNG-273 protection against null values returned from database
Merge pull request #42 from grzesiekm/android_URBNG-273

URBNG-273 Create Profile Activity
Merge pull request #40 from KamilLelonek/android

Android
Merged with URBNG - 275: Create base list view (Active games tasks)
Merged with URBNG - 275: Create base list view (Active games tasks)