first version of VD-CMA, ref #72
fixed VD-CMA by using update from the reference code, ref #72
control of max in-memory history from test_functions in order to test large-scale problems
added VD-CMA to README
added vdcma to bbobexperiments, ref #72
cmasolution object print function now has access to pheno function in order to convert final solution back into phenotype when needed
cleanup unwanted csigma value for vdcma, ref #72
vdcma requires a much higher automaxiter criteria, especially in low dimensions, ref #72
test_functions now does not allocate bounds memory when no bounds, ref #70
fevals() getter in cmasolution object
Merge branch 'dev' into vdcma

Conflicts:
	src/cmaparameters.h
	tests/test-functions.cc
merge fix test-functions
Merge branch 'dev' into vdcma
fix debug output bug + set 10 digit precision in both standard and file output for double
slightly improved operations in vdcma, ref #72
matplotlib cma plot configured for handling very large dimensions by not plotting mean, eigenvalues and covariance
Merge branch 'dev' into vdcma

Conflicts:
	src/cmasolutions.h
	src/cmastrategy.cc
fixed vd support of data output stream, ref #72
added comment, ref #72
added control of stopping criteria to parameter object + test functions exe, ref #74