Use precomiled elixir for travis runs
Use v0.15.1
Fix template path not being shown on some compiliation failures. Close #293.
Merge pull request #294 from scrogson/use_precompiled_elixir

Use precomiled elixir for travis runs
Pull ex_doc from hex.pm
Merge pull request #296 from pma/master

Pull ex_doc from hex.pm