updated canvas chart, WIP
fixed merge conflict
Added more functionality to canvas animation

Y axis is dynamic updating the scale of the hashtag mentions.  X axis is dynamic scrolling as time passes.  Checkboxes implemented.  No styling done yet.
added sixth series, functionality to remove old data points
Began refactor

Refactoring into MVC.  WIP.  Couple bugs in chart animation, dies after ~20 seconds.  Otherwise functional.  TODO: styling.
removed comments, binded a couple of functions
fixed merge conflict with database refactor
break for master
bug fixed, removed DOM thrashing
Merge branch 'master' into line_chart_refactor_MVC
merging line_chart MVC with master
Conflicts:
	app.js
Merge pull request #41 from rjbernaldo/line_chart_refactor_MVC

Line chart refactor mvc