UNDP core map

This PR adds core donor projects to the map on a specific donor country views. The map country markers that do not belong to the donor country in view link to country filtered by `UNDP regular resources`. Note that Japan now has 2623 projects instead of 212.

![Japan has over 2600 projects](https://cloud.githubusercontent.com/assets/719357/4451162/3914b1fc-4830-11e4-831d-9d34fa81f7ae.png)

Clicking on Belarus leads to `#2014/filter/donors-00012/operating_unit-BLR`

A new JSON is created to denote which countries are donor countries.

cc @smit1678 @jueyang