Rename Repo.create to Repo.insert
fix assoc example in the Readme

assoc() needs keywords as an 2nd argument, thus the example in the Readme wasn't working.
Please note that documentation in the Ecto.Query module is in turn OK on this.
Add deprecation warning for Repo.create/2
Use erlang 17.0 on travis
Merge pull request #199 from TanYewWei/issue-198

Rename Repo.create to Repo.insert
Try to fix race condition on travis
Merge pull request #200 from herenowcoder/patch-1

fix assoc example in the Readme
fix Readme on create->insert change
Merge pull request #201 from herenowcoder/patch-2

fix Readme on create->insert change
Update CHANGELOG
Ensure query bindings are counted correctly
Merge pull request #204 from elixir-lang/query-binds

Ensure query bindings are counted correctly
added date types to max function
date types for min() function
added time type to max and min
merge
merge conflict