Fix Help page device selections
Add filepath to Report model
Add editor page with diff viewer using Ace javascript

  - adds two new packages requirements: django-ace and ansi2html
  - enables inline editing of loaded report files
  - if within git project, button enabled to show diff of file against latest commit
Minor typos in plugin template code
New devices default to port '443'
Implement 'Copy Report' option, and delete/edit options from admin panel
Merge branch 'editor'
Fix mysql error on location import