Update flot tooltip version and fix yfm version
Tooltip precision update
Chart test config deps
Charts basic tests.
Test docs seeting up deps for new module.
Revert "Update flot tooltip version and fix yfm version"

This reverts commit 754c020682b2bc83314b736256527a6045e50bd9.
Update flot tooltip version and fix yfm version
Chart tests compare to exact value and use contextual selector
Remove flotlib module
Fix yfm version
Merged: Chart tests - fixes #22