Linter error fixes

src/core/plugins/err/actions.js

@@ -20,14 +20,14 @@ export function newThrownErrBatch(errors) {
   }
 }
 
-export function newSpecErr(err, action) {
+export function newSpecErr(err) {
   return {
       type: NEW_SPEC_ERR,
       payload: err
   }
 }
 
-export function newAuthErr(err, action) {
+export function newAuthErr(err) {
   return {
     type: NEW_AUTH_ERR,
     payload: err

src/core/plugins/err/error-transformers/hook.js

@@ -1,4 +1,3 @@
-import concat from "lodash/concat"
 import reduce from "lodash/reduce"
 let request = require.context("./transformers/", true, /\.js$/)
 let errorTransformers = []

src/core/plugins/err/error-transformers/transformers/parameter-oneof.js

@@ -1,6 +1,5 @@
 import get from "lodash/get"
-import last from "lodash/get"
-import { fromJS, List } from "immutable"
+import { fromJS } from "immutable"
 
 export function transform(errors, { jsSpec }) {
   // LOOK HERE THIS TRANSFORMER IS CURRENTLY DISABLED 😃