[Bug 4781] Move the unit tests to Tests/Unit

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/oelib/trunk@81541 735d13b6-9817-0410-8766-e36946ffe9aa
[Bug 4782] The MapperRegistry should accept extbase-style class names

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/oelib/trunk@81546 735d13b6-9817-0410-8766-e36946ffe9aa
[Bug 4787] Drop the XCLASS footers

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/oelib/trunk@81547 735d13b6-9817-0410-8766-e36946ffe9aa