Moved delete from edit to session. Collection label in editor.
Merge branch 'bev-requests'

* bev-requests:
  Moved delete from edit to session. Collection label in editor.
Getting started with dir uploader
Bumping versions of numpy and gevent from availability on windows
Safely (without duplicate work) processing a directory

and insert the views in administrative database
shell=False while executing subprocesses
Merge branch 'dev/dj-dir-safe-uploader'

* dev/dj-dir-safe-uploader:
  shell=False while executing subprocesses
  Safely (without duplicate work) processing a directory
  Bumping versions of numpy and gevent from availability on windows
  Getting started with dir uploader
Viewer getting key events while text dialog is up.
Fixed polyline area display.  Added length.  We still need to know the units of pixels to make this useful.
Merge branch 'area-length'

* area-length:
  Fixed polyline area display.  Added length.  We still need to know the units of pixels to make this useful.
Clean up style and rename local variables in sessions views
Rename some functions for session-related view endpoints
Clean up style and reorganize some HTML in session list template

This reorganizes
Clean misc. style
Access collection objects through model
Remove unnecessary and incorrect use of access control
Move APIv2 code for deleting a view into its own class

The actual HTTP DELETE endpoint for a view is not implemented yet.
Remvoe obsolete code for Session access control
Merge branch 'cleanup'

* cleanup:
  Remvoe obsolete code for Session access control
  Move APIv2 code for deleting a view into its own class
  Remove unnecessary and incorrect use of access control
  Access collection objects through model
  Clean misc. style
  Clean up style and reorganize some HTML in session list template
  Rename some functions for session-related view endpoints
  Clean up style and rename local variables in sessions views
default units for measurement