v0.1.2 - add support for firefox

• add support for firefox
• reduce the number of split javascript chunks generated from 5 to just 1
• make sure that "web_accessible_resources" is not permitted on "<all_urls>", but only github's.
  i.e. the extension's javascript files are no longer accessible via fetch GET by any domain other than github.

What's Changed

• fix issue in firefox with dynamic relative imports done in content_script.ts by @omar-azmi in #5

Full Changelog: v0.1.1...v0.1.2