Merge pull request #3 from ZirconiumX/master

Firenzina 2.3
Merge pull request #4 from ZirconiumX/master

Yet Another git commit.
Linux/Housekeeping/Bug fixes/Extend xTreme/Defs

Another attempt to reach Linux portability: Thank you, Jim Ablett!
Housekeeping: Defined parameters that used to be typed in as numbers in
several places.
Bug fixes: Fixed several minor inconsistencies found during
housekeeping.
Extended xTreme configurability: Allowed split depths down to 8.
Other default setting changes: Alchemy; Set to "aggressive" personality
to try.
Version change: From 2.2.3 to 2.3, preemptively, in anticipation of
release thereof.
moving files about

consolidate source and project files in the src directory
file cleanup test

syncing one file
File cleanup after the Linux/Housekeeping...

File cleanup after the Linux/Housekeeping/Bug fixes/Extend xTreme/Def
commit. Should bring master in sync.