Update POM for history view with nodeJS and custom ungit
Update dendrite-server script to build/start/stop ungit
Update GraphExport to include projectId
UI: Add history page

Use HistoryService to snapshot graphs to git-backed directory on server,
which manages repo via ungit server
Remove unused bash-maven plugin in pom
Merge pull request #106 from kylef-lab41/pr-githistoryui

Init ungit history server