make readme code copypasta friendly
Merge pull request #70 from kidd/master

Readme typo
Update README.md

Corrects minor mistake in README.
Merge pull request #73 from wasabhi/master

Corrects minor mistake in README.
Add UrlEncode middleware to auth client

Faraday adapters like :em_synchrony don't set the Content-Type header to urlencoded by default. Installing this middleware makes sure it's there if needed.
Merge pull request #74 from spookandpuff/master

Add UrlEncoded middleware to auth client
Bump version.
Gracefully handles 413/Too Large response code
Constructs the Faraday ClientError properly this time
Merge pull request #75 from patronmanager/master

Gracefully handle 413/Too Large when doing a SOQL query
Bump version