Minor control improvements#4

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rosscarter3 wants to merge 4 commits intoJIC-CSB:masterfrom

rosscarter3:master

Commits on Feb 2, 2016

viewery.py now works woth scroll wheel and movement keys can be held down, other small changes
Ross Carter
committed
Delete testdata
rosscarter3
committed
Readme updated
Ross Carter
committed
Merge branch 'master' of https://github.com/rosscarter3/eye
Ross Carter
committed