Add tip element creation code
Fix indentation to use spaces and add position calculation
Add tip hiding/showing functions
Redo tip addition logic
Remove old inline script code
Add tipsy module to sources and remove old inline JS embed
Remove console.log from tipsy module
Make functions non-returning
Add Tipsy to license
Add comments to tipsy module and fix a typo
Don't capitalize tipsy in LICENSE
Fix tooltip positioning
Merge branch 'tipsy-module'