Fix HUD reload (via menu) and /me.
Use /delay instead of /wait (menu script, starting a map).
Cvars may need flags to be correctly set if created by a script. Allow this.

This fixes various settings such as wallwalk toggle, team overlay display...
Fix input of non-ASCII in the in-game console.
Fix curses console input.
Fix stack alignment issues on MinGW
Add some comments for previous commit
Fix Cbuf_ExecuteText. EXEC_APPEND now assumes complete commands.
(This is safe since there is no instance where partial commands are sent.)
Ensure that download-pk3.sh remains executable.
Bump version no. for point release.
Update debian/changelog.
Merge branch 'master' into training