Add version to list of executable scripts

without this,

```sh
$ cordova platform 
Installed platforms: ripple broken
Available platforms: amazon-fireos, android, blackberry10, firefoxos, ios
```

with it:

```sh
$ cordova platform 
Installed platforms: ripple 3.6.0-dev
Available platforms: amazon-fireos, android, blackberry10, firefoxos, ios
```