added black bars implementation for a given pixel size
using button size for black bar size left/right
using correct auto scaling of fonts, to ensure correct scaling for different resoltions
adjuste the scale of other gui components, fixes #2
fixed initial touch button size. Fixes #3
Merge branch 'issue3' into develop
fixed tools menu and weapon indicator picture
fixed game data storage location, now loading/safing on android works
removed game circle
updated version code to 0.1.0 (13)