updates manifest to prevent extension from loading on chromes generic "new tab" page.  Pressing the browser action still turns the extension on and off in all other tabs
defaults the canvasStatus to false and updates the save button to be disabled/hidden until the user draws
adds save confirmation
properly disables save button after a successful save
fixes a bug where the next button was updating currentPosition incorrectly
updates lots of toolbar styling to avoid restyling on many sites
updates additional styling and changes the method for displaying save confirmations
updates the search toolbar to hide the timeline header in addition to the timeline
hides the save button after a successful save
minor tweaks
Merge pull request #44 from vertigokidd/search_tags

Search tags