Revert "Analysis changes"

This reverts commit 9543036a6d2509d377a1c4590d609ec7fb8e91e7.
Merge branch 'master' of http://github.com/CP317-2013/LorisPlus
Revert "updated diagrams again"

This reverts commit d966513b017cb9cb17088388cf20ab40d19e71be.
Revert "Updated diagrams"

This reverts commit 9e973cfd5fdff6515e461318610f3150cdeab137.