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+## v1.0.0b13
+
+* New **check** command
+
+### Example:
+
+```
+datamaps check
+```
+
+Checks that the necessary auxiliary files are in place so that basic
+functionality can take place.
+
+Checks for:
+
+* Documents/input/blank_template.xlsx
+* Documents/input/datamap.csv
+
+Also carries out basic sanity checks on the datamap file, to ensure requisite
+headers, number of fields, etc.