added ex_doc to publish :O

Merge pull request#6 from rkotze/run_on_startRun on start

Merge pull request#5 from rkotze/elixir-upgrade-1-2-3Elixir upgrade 1 2 3

Merge pull request#4 from rkotze/re-run-tasksRe run tasks

fix tests with cause by file changes.

Merge pull request#2 from rkotze/include-tasks-via-cmdInclude tasks via cmd