DOC: Release version 0.17.4

CHANGELOG.md

 # Change log
 
+- `0.17.4`:
+  - [g1.formhandler](docs/formhandler.md) exposes `$().data('formhandler')`
+    which has FormHandler-related data and methods
+
 - `0.17.3`:
   - [g1.scale](docs/scale.md) supports `reverse: true` and discrete scales
 

package.json

 {
   "name": "g1",
-  "version": "0.17.3",
+  "version": "0.17.4",
   "description": "Gramex 1.x interaction library",
   "license": "MIT",
   "author": "S Anand <s.anand@gramener.com>",