Fixed FRK AND DGC @address_format
Added GPU coin
add missing tests, fix name, add cryptocoincharts name
Merge branch 'feature/gpucoin' into develop
fix test text
add rubycoin address in settings
fix code GPU → GPUC
Added RotoCoin
add cryptocoinchart name RT2
add rotocoin donation address
Merge branch 'feature/integrate_rotocoin' into develop