Update README.txt
Merge branch 'github-main' of github.com:plomino/Plomino into github-main
Straighten out logic.
Merge branch 'github-main' of github.com:jean/Plomino into github-main

Conflicts:
	Products/CMFPlomino/index/PlominoIndex.py
	README.rst
Merge pull request #586 from jean/github-main

Mop up some lagging whitespace cleanups ..