Added barebone activity for showing graph and stats. Used android's activity widzard to created viewpager activity.
Also used basic graph view using samples from the GraphView lib.
Update UI to have button which can launch both Map and Stats activity.
Updated logic to launch both map and stats from main screen. Updated API to re-use same method to launch activity.
Added Array index out of bounds error catch. But not handled by the app.
Added copy constructor - and date format
Updated style name to more generic terms.
added layout/container for graph view.
Added async task to parse csv data and covert to graph viewable data array
Addead window feature - loading progress. Added api in fragment to show/hide it.
Sample graph view fragment from the GraphView project.
Added base graph fragment with generic hooks. Also added example implementation of graph view  - which is DOWNLOAD VS UPLOAD - need to update it later to show download + upload VS date.
Renamed resouce xml file - removed stv_ prefix just to keep things simple.
Added graph type, and minor update to asynctask.
Code cleanup and added more documentation on graph view.
Using bundle data to draw graph.
Updated logic to use different graph dynamically. Added new graph data type implementations.
Code cleanup - removed sample code for graph and android widzard.
Dynamic viewpager and graphview title based on graph type.
Added credits to GraphView lib which is used in this branch. Fixes #10
Re-factored the view-pager activity to use resouce values, rather than hard-coded values.