* rewrite circleci config with better syntax
and try using grcov for coverage
* attempt to use less memory and to rerun if memory lack
* actually remove use of kcov
* use the right var
* try looping
* run test serialized
* use feature where we should and make macro path independant
* cargo fmt and remove some '"'
* add zip to dependancies
* reduce number of used thread after first failure
* push translations to crowdin on commit to master
* don't cache result of coverage
* import migrations via macro
* panic on database not to the latest migration
* add subcommand to plm
* create migration that run tantivy index creation
* remove diesel_cli from places it was
* use our migration system for tests
* create table __diesel_schema_migrations if needed
