0.3.1

Libraries

• [@demhydraz] Ensure pattern metavars are only seen once.
• [@demhydraz] Add flat-map.
• [@demhydraz] Add a general recursion helper (loop).
• [@demhydraz] Deprecate traverse.
• [@demhydraz] Remove assert.

Compiler

• [@SquidDev] Add ability to mark symbols as deprecated.
• [@SquidDev] Fix --gen-native generating invalid code when using strange prefixes.
• [@SquidDev] Warn when links in docstrings are invalid.