revert exec'ing default.cfg and config.cfg upon in-game gamedir changes.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1057 af15c1b1-3010-417e-b628-4374ebc0bcbd
allow KP_ENTER to function as K_ENTER in menus, console, etc., after r1042.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1058 af15c1b1-3010-417e-b628-4374ebc0bcbd
copyright years, general tidy-up, remove unused d_ifacea.h.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1059 af15c1b1-3010-417e-b628-4374ebc0bcbd
rediff the extra quake_retexturing_project.patch so it applies cleanly.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1060 af15c1b1-3010-417e-b628-4374ebc0bcbd
rediff the extra fs_search_order.patch so it applies cleanly.

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1061 af15c1b1-3010-417e-b628-4374ebc0bcbd