Updated VC++ and Dev-C++ projects.

git-svn-id: svn://svn.code.sf.net/p/quantlib/code/trunk/QuantLib@18498 8618b1d8-e22c-0410-b026-96a5dba3e089
Added x64 target to VC++10 and VC++11 projects.

Thanks to Johannes Göttker-Schnetmann.

git-svn-id: svn://svn.code.sf.net/p/quantlib/code/trunk/QuantLib@18499 8618b1d8-e22c-0410-b026-96a5dba3e089
Removed most warnings for VC++ under x64.

Thanks to Johannes Göttker-Schnetmann.

git-svn-id: svn://svn.code.sf.net/p/quantlib/code/trunk/QuantLib@18500 8618b1d8-e22c-0410-b026-96a5dba3e089