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
improved debug output in cmastrategy
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
fevals() getter in cmasolution object
added getter for eigenvalues in solution object
used accessors in lambda functions with friend objects, fixes #79