changed version code in manifest

RELEASE 1.3;

- The app can now be build with Gradle 1.9;
- removed 'font' and 'interactions.ini' from ponies-list;
- removed 'cloud_bounce' behaviour from Derpy Hooves;
- removed 'truck' behaviour from Applejack;
- Snowflake is now called Snowflake/Horse Power/Roid Rage;

Added Licence to code