Added mock AJAX method, returns some random data. Added button to reapply dataset to heat map.
Adjusted value sin mock method to be somewhat closer to actual data.
Further adjusted mock data values. Connected slider to page. Slide now functions to make AJAX calls and update the heatmap.
Improved slider appearance. Increased size of get mock data button.
Merge pull request #2 from xbobo/mock-ajax

Mock ajax