Small fix to the objective eval in the N2 solver
Fixed the issue reported by @rienq related to general w. matrices...

... when using the N^2 solver.
typo in export_nlp_solver.cpp
Merge branch 'master' of github.com:mvukov/acado
removed warning from symmetricAD example
added intermediate states in operator construction
changed example
start of implementation of 'new' CN2 condensing
Merge branch 'master' of github.com:borishouska/acado