chore: update dependencies

- Update dependencies as part of process to drop support for versions of Node.js below 4

Closes karma-runner#1812
Closes karma-runner#2688

package.json

@@ -340,8 +340,8 @@
     "graceful-fs": "^4.1.2",
     "http-proxy": "^1.13.0",
     "isbinaryfile": "^3.0.0",
-    "lodash": "^3.8.0",
-    "log4js": "^0.6.31",
+    "lodash": "^4.17.4",
+    "log4js": "^1.1.1",
     "mime": "^1.3.4",
     "minimatch": "^3.0.2",
     "optimist": "^0.6.1",
@@ -363,12 +363,12 @@
     "chai-as-promised": "^6.0.0",
     "chai-subset": "^1.2.2",
     "coffee-script": "^1.12.4",
-    "cucumber": "^1.2.0",
+    "cucumber": "^2.0.0-rc.9",
     "eslint": "^3.15.0",
-    "eslint-config-standard": "^7.0.0",
+    "eslint-config-standard": "^10.2.1",
     "eslint-plugin-promise": "^3.4.2",
-    "eslint-plugin-react": "^6.10.0",
-    "eslint-plugin-standard": "^2.0.1",
+    "eslint-plugin-react": "^7.0.0",
+    "eslint-plugin-standard": "^3.0.1",
     "grunt": "^1.0.0",
     "grunt-auto-release": "^0.0.7",
     "grunt-browserify": "^5.0.0",
@@ -414,7 +414,7 @@
     "proxyquire": "^1.7.11",
     "qunitjs": "^2.1.1",
     "requirejs": "^2.1.20",
-    "sinon": "^1.17.5",
+    "sinon": "^2.2.0",
     "sinon-chai": "^2.7.0",
     "supertest": "^3.0.0",
     "timer-shim": "^0.3.0",