add singleResource
Merge pull request #1 from yacinebenfaid/add_singleResource

add singleResource
add link
Merge pull request #3 from yacinebenfaid/update_add_link

add link
bug fix
Merge pull request #4 from yacinebenfaid/update_add_link

bug fix
addLink throws en exception when the route doesn't exist
Merge pull request #5 from kimlai/addLink_not_found_handling

addLink throws en exception when the route doesn't exist
Merge pull request #1 from yacinebenfaid/master

Refacto api Resource