Merge pull request #190 from trontrytel/master

pull me
Merge pull request #191 from trontrytel/master

stp in blk_2m
CUDA_FOUND -> STD_FUTURE_WORKS
fixing aync stuff
better default ranges
plot cleanup; updating calls to blk_1m::* to match new reference-based signatures
updating blk_2m::forcings_* calling sequences
sync
adding tests/fig_b; swithing to concurr::serial; adding cond option for blk_1m
sync
new timing plot design
adjusting blk_2m code for opts_t without dt
adjusting libcloudph calls to new function names
elementwise -> cellwise
multi-moment blk_2m initial dry aerosol distribution handing
plot beef-up
spinup
introducing opts_init
fix
compatibility with backend_t