remove not implemented tests
add missing use
fixed cs
Merge pull request #811 from lunika/incomplete_test

remove not implemented tests
create API model
create a new API Credential
add missing files
download secure key
render an error page if api id does not exists
create delete api action
create update api event
update translation
create a fake controller for test
create an API firewall checking authorization and request body signature
send headers in http exception response
complete httpException listener
implement httpkernel client for test suite
create /api route for testing if api server is up or down
implement api access verification
create and test customer lis API method