log institutions API errors

services/web/app/coffee/Features/Institutions/InstitutionsAPI.coffee

@@ -80,6 +80,8 @@ makeAffiliationRequest = (requestOptions, callback = (error) ->) ->
 				errorMessage = "#{response.statusCode}: #{body.errors}"
 			else
 				errorMessage = "#{requestOptions.defaultErrorMessage}: #{response.statusCode}"
+
+			logger.err path: requestOptions.path, body: requestOptions.body, errorMessage
 			return callback(new Error(errorMessage))
 
 		callback(null, body)

services/web/test/unit/coffee/User/UserCreatorTests.coffee

@@ -20,7 +20,7 @@ describe "UserCreator", ->
 		@addAffiliation = sinon.stub().yields()
 		@UserCreator = SandboxedModule.require modulePath, requires:
 			"../../models/User": User:@UserModel
-			"logger-sharelatex":{log:->}
+			"logger-sharelatex":{ log: sinon.stub(), err: sinon.stub() }
 			'metrics-sharelatex': {timeAsyncMethod: ()->}
 			"../Institutions/InstitutionsAPI": addAffiliation: @addAffiliation