Update version to 180629-rc2
Update version to 180629-rc2

BitSharesEurope/wallet.bitshares.eu,BitSharesEurope/testnet.bitshares.eu,BitSharesEurope/wallet.bitshares.eu,bitshares/bitshares-2-ui,bitshares/bitshares-2-ui,bitshares/bitshares-ui,BitSharesEurope/testnet.bitshares.eu,BitSharesEurope/wallet.bitshares.eu,bitshares/bitshares-ui,BitSharesEurope/graphene-ui-testnet,BitSharesEurope/testnet.bitshares.eu,BitSharesEurope/graphene-ui-testnet,BitSharesEurope/graphene-ui-testnet,BitSharesEurope/graphene-ui-testnet,bitshares/bitshares-2-ui,BitSharesEurope/wallet.bitshares.eu,BitSharesEurope/testnet.bitshares.eu,bitshares/bitshares-ui,bitshares/bitshares-ui