opencl: Simplify kernel-specific data handling
Move malgo-specific code to dedicated source files
opencl: Get min_nonce_diff from struct mining_algorithm
opencl: Teach findnonce to behave based on kernel interface rather than mining algorithm
RPC: Include Hash Method in minecoin for new algorithms
cpu: Generic scanhash that can support any PoW algorithm
Merge branch 'opt_sha256d' into bfgminer