Fix missing default script `@license`

* Missed one in #189 and applies to #161
Add OUJS supported keys to Add Scripts page and tweak their descriptions a bit

* TODO: Check to ensure that last value on specified markers is adhered to

Applies to #207
More tweakage on OUJS specific.

Applies to #207
Merge pull request #207 from Martii/fixMissingDefLic

Fix missing default script `@license`

**NOTE** Need this merged now since working on one of these files for a pr. Auto-merging