Merge pull request #48 from progval/properties-v3

Add v3 terms, and switch to native Hugo templating

Makefile

@@ -1,9 +1,22 @@
-all: data/crosswalk.json
+all: data/crosswalk.json data/properties_description.json
 
 # Download the latest crosswalk
 data/crosswalk.csv:
 	wget https://github.com/codemeta/codemeta/raw/master/crosswalk.csv -O data/crosswalk.csv
 
 # Convert crosswalk.csv to crosswalk.json so Hugo can parse it
-data/crosswalk.json: data/crosswalk.csv
+data/crosswalk.json: scripts/crosswalk_to_json.py data/crosswalk.csv
 	python3 scripts/crosswalk_to_json.py
+
+# properties_description.csv file was only split off from crosswalks.csv starting with
+# v2.1, so we can't download v2.0 itself. There were no major changes between the two,
+# anyway.
+data/properties_description/v2.0.csv:
+	wget https://github.com/codemeta/codemeta/raw/2.1/properties_description.csv -O $@
+
+# Download properties descriptions for other versions
+data/properties_description/v%.csv:
+	wget https://github.com/codemeta/codemeta/raw/$*/properties_description.csv -O $@
+
+data/properties_description.json: scripts/properties_to_json.py data/properties_description/v2.0.csv data/properties_description/v3.0.csv
+	python3 scripts/properties_to_json.py