Remove --skip-check option from dmtcp_{launch,restart} manpages.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2482 ba6dc0ae-232f-0410-883f-9ebac64fc565
Removed stale src/mallocwrapper.cpp file.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2483 ba6dc0ae-232f-0410-883f-9ebac64fc565