Resolved unused variable warnings
Resolved unused variable warning in SWIG Python
Updated deprecated syntax in ad.py
Partial revert of 9bc2f43f2a1 : introduces VS2010 error
Revert "added MX solve(const MX&, const MX&) tool"

This reverts commit 2a0252e271628c211202016bd5e72eb1474b872b.
Added SymbolicQR as default linear solver in solve(MX,MX)
#1045 Preparing for next generation doxygen search