Minor README cleanups
Merge pull request #105 from catsby/readme_cleanups

Minor README cleanups
Preserve original path in Dynamo.Connection.Test

Existing method reconstructed path from segments
which dropped the trailing / if was present. Cowboy
preserves this in its conn.path so this keeps consistency
between the test and live environments.
Merge pull request #106 from swrobel/connection-test-trailing-slash

Preserve original path in Dynamo.Connection.Test
There is no need for Code.require_file per Elixir master