Fixes #227
Buffer randoms to speed up
Fixes #18
Trying to speed up simple index
Minor perofrmance tweaks
Octave compatiblity
Support both expanded and single constraints
Support conservative sos by Ahmadi and Majumdar
Fixes #228
Test with scaled diagonal dominance approximation
Add time/iter limit and tolerance in ipopt
Fixes #230
Fixes #229
Improve readability
Clean up logic in dimensions
More tests of power and mpower
Better check of dimensions
Test was not numerically sound
Fixes #232 and ensures power works on ndsdpvar
Only require real eigenvalues in x^d with x double