Return proper value for free space on memory card.
Added McServ::Delete.
Added McServTest
Made maxEntries signed again.
Use a regex to match files in GetDir.
Don't write reply if resultPtr is 0 (hack for Half Life).
Updated McServTest
More fixes to McServ's GetDir (for Ys1&2 Eternal Story).
Merge remote-tracking branch 'upstream/master'