GUI: change language selection format
GUI: change language selection format

- display as "language - country (locale name)", when locale name consists of 2 parts
- display as "language (locale name)", when locale name consists of 1 part

wiggi/fairbrix-0.6.3,domob1812/crowncoin,syscoin/syscoin,syscoin/syscoin,domob1812/crowncoin,dobbscoin/dobbscoin-source,domob1812/crowncoin,Earlz/dobbscoin-source,syscoin/syscoin,dobbscoin/dobbscoin-source,Earlz/dobbscoin-source,Infernoman/crowncoin,dobbscoin/dobbscoin-source,Infernoman/crowncoin,syscoin/syscoin,syscoin/syscoin,Earlz/dobbscoin-source,Crowndev/crowncoin,wiggi/fairbrix-0.6.3,syscoin/syscoin,Infernoman/crowncoin,dobbscoin/dobbscoin-source,domob1812/crowncoin,wiggi/fairbrix-0.6.3,Infernoman/crowncoin,domob1812/crowncoin,syscoin/syscoin,Earlz/dobbscoin-source,Infernoman/crowncoin,Crowndev/crowncoin,wiggi/fairbrix-0.6.3,Earlz/dobbscoin-source,domob1812/crowncoin,Infernoman/crowncoin,dobbscoin/dobbscoin-source,Crowndev/crowncoin,wiggi/fairbrix-0.6.3,syscoin/syscoin,dobbscoin/dobbscoin-source,Crowndev/crowncoin,Earlz/dobbscoin-source,Crowndev/crowncoin,Crowndev/crowncoin