add husky

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npm run build:version

hooks/commit.js

@@ -1,3 +0,0 @@
-require('child_process').exec('git rev-parse HEAD', function(err, stdout) {
-    console.log('Last commit hash on this branch is:', stdout);
-});