Revert "apply editor config in before commit hook"

This reverts commit 2c539421.

this prevented partially committing files (using git add -p), since it was
running git add on the full file in pre commit hook.

package.json

 {
   "dependencies": {
-    "eclint": "^2.8.1",
     "husky": "^1.1.2",
     "lint-staged": "^7.3.0"
   },
   "lint-staged": {
-    "*": [
-      "eclint fix",
-      "git add"
-    ],
     "*.json": [
       "python2 ./format-json",
       "git add"