Fix bugs in api endpoint to filter tickets, and add parameters byAddresseeGroup and byCreator

src/Bundle/ChillTicketBundle/chill.api.specs.yaml

@@ -137,7 +137,7 @@ paths:
                       type: string
                 - name: byAddressee
                   in: query
-                  description: the id of the addressee to search for. The search is also performed against user groups.
+                  description: "The id of the addressee to search for. The search is also performed against user groups: the api endpoint filter for ticket assigned to the groups of the user given as parameter."
                   required: false
                   style: form
                   explode: false
@@ -154,6 +154,30 @@ paths:
                   allowEmptyValue: true
                   schema:
                       type: string
+                - name: byAddresseeGroup
+                  in: query
+                  description: the id of the addressee users group to search for.
+                  required: false
+                  style: form
+                  explode: false
+                  schema:
+                      type: array
+                      items:
+                          type: integer
+                          format: integer
+                          minimum: 1
+                - name: byCreator
+                  in: query
+                  description: The id of the creator to search for.
+                  required: false
+                  style: form
+                  explode: false
+                  schema:
+                      type: array
+                      items:
+                          type: integer
+                          format: integer
+                          minimum: 1
             responses:
                 200:
                     description: OK