Haketilo

prepare for exposing APIs to injected scripts

serialize and deserialize entire Response object when relaying fetch() calls to other contexts using sendMessage

don't double-modify response headers retrieved from cache

improvement to also properly sanitize intrinsics in XML documents under older browsers (IceCat 60)

present appropriate error message when using popup in Private Browsing mode

correct the Private Browsing mode notice on settings page

improve script blocking in non-HTML documents (XML)

fix setting of 'blocked-blocked<...>-' attributes and add tests

display an informative message in settings page if IndexedDB cannot be accessed

include $schema property in internally-generated resources/mappings