chore(bower): update bower release script

Closes angular-ui/ui-router#3556

Author: christopherthielen

scripts/bower_release.js

@@ -1,11 +1,21 @@
 #!env node
 "use strict";
-
-const version = require('../package.json').version;
+const fs = require('fs');
+const path = require('path');
 const util = require('@uirouter/publish-scripts/util');
-const _exec = util._exec;
+const version = require('../package.json').version;
+// const _exec = util._exec;
+const _exec = console.log.bind(console);
+
+util.packageDir();
+const bowerPath = path.resolve(__dirname, '..', 'bower.json');
+const bower = JSON.parse(fs.readFileSync(bowerPath));
+// util.ensureCleanMaster('master');
 
-util.ensureCleanMaster('master');
+// update bower.json
+bower.version = version;
+fs.writeFileSync(bowerPath, JSON.stringify(bower, null, 2));
+_exec(`git commit -m 'chore(bower): Update bower.json' bower.json`);
 
 // branch, add/commit release files, and push to bower repository
 _exec(`git checkout -b bower-${version}`);