Persistent annotation storage through to embedded H2 DB via hibernate;
JDBC URL is something good for a build environment for the moment but
not production; there's a fault in the transaction manager bean
initialization, check that out when there's time and also the hibernate
dependency.
Merge pull request #105 from lev-kuznetsov/master

Persistent annotation storage through to embedded H2 DB via hibernate
Added REST API for uploading annotations. Either POST or PUT to
/heatmap/{id}/annotation/{dimension} with a TSV file
Merge pull request #106 from lev-kuznetsov/master

Added REST API for uploading annotations
Added new heatmap utilizing SVG clipping paths and fixing y-scale error. fixes #99.
Merge pull request #109 from jfarid27/fix-issue-99

Heatmap with fixed y scale.
Merge branch 'master' into fix-issue-97

Conflicts:
	src/main/webapp/META-INF/resources/mev/js/directives/visHeatmapDrct.js