Added possibly missing brackets
A_Log formatted text

Make DECORATE version of Log consistent with ACS version.
New Freedoom names

- Added freedoom2.wad as valid alias name (freedoom1.wad already
existed).
- Renamed titles to Freedoom: Phase 1 and Freedoom: Phase 2.
- Reordered to put Phase 1 above Phase 2 in the IWAD picker.
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Made onground a player property

"onground" was a global, despite being treated as a player property and
crossed with instances from other players or prediction.