1.8

new features:

- added SVG protection
- added notice when dom.webAudio.enabled is set to false
- added {random vendor} and {random renderer} to UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL to use a random value from a given list
- added <option1|option2|...> syntax to UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL

fixes:

- errors in URL regular expressions broke CB

known issues:

- if a data URL is blocked the page action button does not appear