Adds cluster images to cluster index.
Adds isoform directionality.
Adds hiveplots to isoform modals.
Adds isoform hive data url.
Adds gene hive data json url.
Adds gene expression and lazy loaded hive plots for isoforms.
Adds url/data to lines/bar in gene expression js.
Fixes sunburst when no data available and lazy loading allen images.
Refactors allen lazy loading of images.