Basic GUI for createEntity implemented.
Slight alterations to fronted.
Core functionality for Create Entity implemented.
Added property validation.
Cleanup.
Added fonts for glyph icons.
Support for enter/tab key to add new property line.
Using glyph icons now for styling remove property and add property buttons.
Status codes are more accurate now.
Clientside validation added.
Entity detail panel can now be closed.
Helper placeholders now added for properties in create instance panel.
Merge branch 'feature/EAG-createEntity' into dev