Updated REST API docs.

merged changes from master.

merged changes from master.

merged changes from master

Updated REST API ref docs.

Additions and some revisions for the glossary.

User guide revisions; added screen capture.

screen capture added
Merge pull request #377 from willum070/working

Updated REST API docs + other doc work
Clean Database - Beta Fields and Fix RI-Tree
[Bugfix] Introduction video now stops after closing welcome screen #375
Merge pull request #378 from javierluraschi/DatabaseCleanup

Clean Database - Beta Fields and Fix RI-Tree