GitLab

a part with an automatically selected integer label if and only if you haven't
specified any string part labels and all the existing parts are already integer
labeled.  This makes it way easier to quickly add parts.

* prevent C++ compilation flags leaking to CUDA

* disable compilation flags leak fix for old cmake on windows

* disable compilation flags leak fix for cmake older than 3.3

Improved the stopping condition of solve_qp_box_constrained() and solve_qp_box_constrained_blockdiag().