add '_editContact' partial containing the modal
fix update contact
[Fix] contact.delete
add 'editContact' modal-based UI in Favorite list
mngt of Contact.groups @ deletion/update of contact
remove route/template/controller/links of 'contact.edit'
[Fix] supress reference to 'contactEditRoute' in 'contactRead' template
add modal-based UI to read a contact
suppress contactReadRoute artifacts

remove route, template, controller, links
move 'createGroup' modal at the end of 'groups' template
Merge pull request #12 from Kcnarf/editContactWithModal

Edit contact with modal