Haketilo

add a mapping/resources installation dialog

facilitate caching repository responses in content scripts

facilitate making CORS-agnostic requests through background script

test script blocking with and without the CSP-based approach on

move policy enforcing code to a new file, include basic test

add basic tests for new settings page

make blocking rules queryable in pattern tree just as mappings are

add settings page with styling

facilitate managing script blocking with a list of edtable entries

facilitate managing repository URLs in a list; minor other changes