Upgrade to eslint `~4.12.1` which is the last known version where the camelcase bug does not persist

app/assets/javascripts/raven/raven_config.js

@@ -37,7 +37,7 @@ const IGNORE_URLS = [
   /extensions\//i,
   /^chrome:\/\//i,
   // Other plugins
-  /127\.0\.0\.1:4001\/isrunning/i,  // Cacaoweb
+  /127\.0\.0\.1:4001\/isrunning/i, // Cacaoweb
   /webappstoolbarba\.texthelp\.com\//i,
   /metrics\.itunes\.apple\.com\.edgesuite\.net\//i,
 ];

package.json

@@ -100,21 +100,21 @@
   },
   "devDependencies": {
     "axios-mock-adapter": "^1.15.0",
-    "babel-eslint": "^8.0.2",
+    "babel-eslint": "^8.2.3",
     "babel-plugin-istanbul": "^4.1.6",
     "babel-plugin-rewire": "^1.1.0",
     "babel-template": "^6.26.0",
     "babel-types": "^6.26.0",
     "chalk": "^2.4.1",
     "commander": "^2.15.1",
-    "eslint": "^3.18.0",
-    "eslint-config-airbnb-base": "^10.0.1",
-    "eslint-import-resolver-webpack": "^0.8.3",
-    "eslint-plugin-filenames": "^1.1.0",
-    "eslint-plugin-html": "2.0.1",
-    "eslint-plugin-import": "^2.2.0",
+    "eslint": "~4.12.1",
+    "eslint-config-airbnb-base": "^12.1.0",
+    "eslint-import-resolver-webpack": "^0.10.0",
+    "eslint-plugin-filenames": "^1.2.0",
+    "eslint-plugin-html": "4.0.3",
+    "eslint-plugin-import": "^2.12.0",
     "eslint-plugin-jasmine": "^2.1.0",
-    "eslint-plugin-promise": "^3.5.0",
+    "eslint-plugin-promise": "^3.8.0",
     "eslint-plugin-vue": "^4.0.1",
     "ignore": "^3.3.7",
     "istanbul": "^0.4.5",