happstack: Introduced file to generate SVG and CSS, setup.sh.
happstack: Remove . from path.
happstack: RM csc_graph.svg.
happstack: Database can created and queried on using Postgresql.
happstack: Adding work done to JSON parsing.
happstack: Can open directory and print file contents.
happstack: JSON parsing set up.
happstack: Changed to parse every JSON file.
happstack: JSON parser allows for null fields.

Nested JSON still needs to be taken care of.
happstack: Nested JSON parsed, superficially.

Parses without many errors, but the data structures have not been checked yet.
happstack: RM tester.hs.
happstack: Clean up database.hs.
happstack: Decouple database.hs and json_parser.hs.
happstack: Clean up JSON parser.
happstack: Further clean up JSON parser.
Merge branch 'happstack' of https://github.com/Courseography/courseography into happstack

Conflicts:
	utilities/svg_parsing/svg_parser.py
Merge pull request #218 from Ian-Stewart-Binks/happstack

Happstack