Merge pull request #37 from teharrison/master

bunch of little changes
merged changes
deprecated
removed image size maximum of 100%
kegg base data required for the keggmap renderer
kegg overview map
animated I am doing something - please wait image
initial stab at a heatmap renderer
comparative keggmap viewer
fixed reference errors
initial version
deprecated
updated
added some new functions
updated svg to allow plotting of points in the plot renderer
added dedograms and onclick events to heatmap
Merge pull request #38 from paczian/master

new renderers, hofmockel remove, minor structure updates
fixed layouting of legend and chart area
Merge pull request #39 from paczian/master

fixed layouting of chart / legend area