Merge pull request #339 from nickholub/ngConsole

Table Widget
Merge pull request #340 from nickholub/ngConsole

Database Demo
Merge pull request #341 from nickholub/ngConsole

Database Demo - Dynamic Height Widget
Merge pull request #342 from nickholub/ngConsole

Database Demo - Queries
MLHR-1535 #resolve
Merge pull request #343 from andyperlitch/ng-enter-save.MLHR-1535

Let "enter" save a dag operator in the editor
Merge pull request #345 from nickholub/ngConsole

File Content Widget
Merge pull request #346 from nickholub/ngConsole

App Data Widgets
Kafka Widget Data Model