- drop PHP module support
- code style cleanup
- use dependency injection
- short array syntax
- ...

The logic was reversed apparently.

We need to allow the snapshot applet to run.

If the Security Kit module is installed we provide the needed policies
for allowing the Snapengage widget in the Content Security Policy
header.

This is fragile since we have no clue whether Snapengage changes the
widget.

See https://www.drupal.org/project/seckit

git authored May 29, 2013 and Arne Jørgensen committed May 29, 2013

Issue #2006222 by moxojo: Added Clarify what the 'advanced code' is and only output the advanced code snippet if the field has been filled out.

Use `git log` if you are curious.