Continuation Core and Toolboxes (COCO) Code

forward and backward branch from bd
- added column with all continuation parameters as specified
by the user
- included overspecified parameters into output
- changed demo coneA to define function H as internal =>
demonstrates the effect of internal parameters
- alcont now adds only the true problem parameters to bd =>
extracting parameters for plotting is now stable (X and PARS
are now as expected)
- updated all examples to column changes in bd returned by coco