GET endpoint

Although the branch is named mget - this PR is about just get

gets information about one id per request. 

``` http://localhost:3100/get?id=geoname/4221195 ```

yields the following

```json

{
type: "FeatureCollection",
features: [
{
type: "Feature",
geometry: {
type: "Point",
coordinates: [
-82.9207,
34.36094
]
},
properties: {
name: "Sanders Grove Cemetery",
admin0: "United States",
admin1: "Georgia",
admin2: "Hart County",
text: "Sanders Grove Cemetery, Hart County, United States"
}
}
],
date: 1413408307668
}

```