Do not require a global plato
Update to latest grunt-conventional-changelog / fix differences
docs(demo): changes $translate.uses() to $translate.use() + path fix for ex7 and ex10
docs(demo): update path to included scripts
docs(loader): add guide (fr)
docs(loader): fix wrong paragraph in documentation
fix(service): add missing final event on new (async) translations

Relates #751 #733
fix(service): constructor `useUrlLoader()` missed optional options
fix(service, loaders): the loader options ($http) have been merged wrong

This adds also some tests for the loader options (here: $http.method)

Fixes #754
Fixes #547
Bump version
Merge branch 'canary'
Append changelog 2.4.1