ATTRIB checks, INDY-71 (hyperledger#163)

* Enable ATTRIB with "endpoint:None"

* Remove ATTRIB checks

The checks were moved to the validation logic

* bump sovrin-common-dev==0.2.76

setup.py

@@ -73,7 +73,7 @@ def run(self):
     data_files=[(
         (BASE_DIR, ['data/nssm_original.exe'])
     )],
-    install_requires=['sovrin-common-dev==0.2.75', 'python-dateutil'],
+    install_requires=['sovrin-common-dev==0.2.76', 'python-dateutil'],
     setup_requires=['pytest-runner'],
     tests_require=['pytest', 'sovrin-client-dev==0.3.116'],
     scripts=['scripts/start_sovrin_node',

sovrin_node/server/domain_req_handler.py

@@ -112,18 +112,6 @@ def _doStaticValidationAttrib(self, identifier, reqId, operation):
                                        '{} should have one and only one of '
                                        '{}, {}, {}'
                                        .format(ATTRIB, RAW, ENC, HASH))
-        if RAW in operation:
-            try:
-                data = json.loads(operation[RAW])
-                # QUESTION: This does not fit here, this should be the
-                # client's responsibility to check.
-                endpoint = data.get(ENDPOINT, {}).get('ha')
-                check_endpoint_valid(endpoint, required=False)
-
-            except EndpointException as exc:
-                raise InvalidClientRequest(identifier, reqId, str(exc))
-            except BaseException as exc:
-                raise InvalidClientRequest(identifier, reqId, str(exc))
 
         # TODO: This is not static validation as it involves state
         if not (not operation.get(TARGET_NYM) or