Merge pull request #52 from VladimirPlokhov/develop

Add message about beta version
update beta text
fix doc
Merge pull request #53 from VladimirPlokhov/feature/fix_mobile_copy

Feature/fix mobile copy
fix Litecoin balance
integrate Feathercoin
Integrate Franko
add cryptocoinschartName in coins classes, eg Franko → FrankoCoin
integrate Dogecoin
integrate Peercoin
fix peercoin verify_address & tests
integrate Quark
settings Quarkcoin → Quark
swap Feathercoin ←→ Franko addresses
add icecoin donation address (= ripple address atm
Add link color for beta vesrion text
Add new images and remove sprites from gitignore
Basic version of top addresses section