replaces previous and next buttons with sliding timeline
removes popup files
replaces previous and next buttons with sliding timeline
fixes canvas display bug (stack overflow), control panel now displays properly on image pages, and adds ability to hide and show the toolbar from the browserAction
adds accordion function to toolbar and includes some css styling
resolves merge conflict
removes menu draggable from drawController.js
Merge pull request #10 from vertigokidd/timeline_again

Major Timeline Updates