Moved the Source directory content into the UnitKit project directory

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/UnitKit@10374 7b3f36aa-e6db-49c1-8b4c-66eac1997e64
Fixed references to the root files with the new organization

git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Frameworks/UnitKit@10375 7b3f36aa-e6db-49c1-8b4c-66eac1997e64