Add filtered datset with Formal Camps only and links to general infrastructure PDFs (#5)

Author: ericboucher

.gitignore

@@ -0,0 +1,2 @@
+
+.DS_Store

data/DATASETS.md

@@ -1,5 +1,6 @@
 # Datasets
-- `IOM_DTM_Mosul_Crisis_Dataset.xlsx`: *Provides a list of settlements in Iraq. Downloaded in January 2018 from http://iraqdtm.iom.int/*
+- `IOM DTM Mosul Crisis Dataset.xlsx`: *Provides a list of settlements in Iraq. Downloaded in January 2018 from http://iraqdtm.iom.int/. For now, we are only interested in locationType = Formal Camp*
+- - `IOM DTM Mosul Crisis Dataset - formal camps with general infrastructure link.xlsx`: *Provides a list of settlements in Iraq filtered to Formal Camps only. Downloaded in January 2018 from http://iraqdtm.iom.int/. We also added links to PDFs of General Infrastructure when available. These PDFs are helpful to match images and camps and understand their structure.*
 
 
 ## Note