Fix address prefix values for LTC mainnet and testnet
Fix address prefix values for LTC mainnet and testnet

antiface/pycoin,ptcrypto/pycoin,mperklin/pycoin,shayanb/pycoin,Treefunder/pycoin,tomholub/pycoin,gitonio/pycoin,antiface/pycoin,tomholub/pycoin,devrandom/pycoin,devrandom/pycoin,shivaenigma/pycoin,Magicking/pycoin,moocowmoo/pycoin,Magicking/pycoin,ptcrypto/pycoin,lekanovic/pycoin,Bluejudy/pycoin,XertroV/pycoin,gitonio/pycoin,Kefkius/pycoin,zsulocal/pycoin,shayanb/pycoin,Tetchain/pycoin,Tetchain/pycoin,Bluejudy/pycoin,pycoin/pycoin,moocowmoo/pycoin,pycoin/pycoin,richardkiss/pycoin,shivaenigma/pycoin,Kefkius/pycoin,thirdkey-solutions/pycoin,richardkiss/pycoin,thirdkey-solutions/pycoin,Treefunder/pycoin,XertroV/pycoin,zsulocal/pycoin,lekanovic/pycoin,mperklin/pycoin,Pan0ram1x/pycoin,Pan0ram1x/pycoin