v11.0:

- added new algorithm for dual mode: blake2s (stratum pools only), use "-dcoin blake2s" option.
- added new algorithm for dual mode: keccak (stratum pools only), use "-dcoin keccak" option.
- reduced devfee for dual mode, now it is 1.5%.
- for 2GB cards devfee is removed completely, i.e. on 2GB cards you can mine all ETH forks without devfee. Check Readme for details.
- added "-tstart" option.
- "-asm 2" option value now supports Tahiti, Tonga, Ellesmere, Baffin; in some cases it can be a bit faster in ETH-only mode.
- removed "-allcoins exp" option value.
- a few minor bug fixes and improvements.