Update pickList.js - blur event documentation

There was focus instead of blur in the blur event docs.
Update pickList.js documentation - addItems method

There was removeItems instead of addItems.
Update pickList.js - header docs

C&P mistakes with header options fixed.
Update TESTS.md - adding debugging info
Update TESTS.md - jasmine-jquery link markdown format fixed
Update TESTS.md - how to install karma info added
orderingList: updated doc
Update pickList.js documentation - addItems method 2