Initial connection of front-end and backend to render preview for section import
Merge branch 'feature/contexts_service' into feature/roles_admin_page
Add 'display_class' Jinja filter
No more row-fluid for the column set in the main pane.  Also, tree controllers restored to tree widgets, and clicking 'view more' on the sidebar is incremental instead of just showing everything
Merge remote-tracking branch 'origin/feature/no-gutter-grid' into feature/no-gutter-grid
header work
Merge remote-tracking branch 'origin/feature/no-gutter-grid' into feature/no-gutter-grid

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turned spacings between spans back on
Work on correctly displaying warning/errors on the templates
Provided package initialization for converters
side menu in directives
Disabling column resizing by default when there is only one column
widget styles
icons replacement
Fixing up the risks page/tree
Additional changes to handling of import exceptions
Include the new template for import error handling
sidenav affix
header icons fixed, active state for lhs, sidebav colors
Merge branch 'develop' into feature/roles_admin_page