Maps options

Add geolocalisation support
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![image](https://f.cloud.github.com/assets/2112932/1015547/bedeb174-0bdd-11e3-8107-192b80ca4691.png)

Tags added
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![image](https://f.cloud.github.com/assets/2112932/1015550/f29e3700-0bdd-11e3-836e-60020fb5ec6d.png)