Update captured function syntax for Elixir 0.13.
Change elixir dependency to 0.13
Fix differences in AST.
Update .gitignore
Code style, no whitespace around {} and []
Bump to v0.1.1-dev
Get rid of the record.
Merge remote-tracking branch 'origin/pr/1/head'

Conflicts:
	mix.exs
Add failing testcase