Updated TransactionIterator::rewind() to call the rewind() of the inner iterator.
Merge pull request #765 from jeremeamia/master

Updated TransactionIterator::rewind()
Fixing an issue where setting stream=false raised an exception. Closes #769
Using the content-type to control whether multipart/form-data POSTs are made. Closes #768
4.1.8 release
Merging in default headers case-insensitively. Closes #767
Removing bad docs. Addresses #760
No longer using namespace functions from stream package
Updating to guzzlehttp/streams 2.0
Adding support for the decode_content request option

- MessageFactory and adapters now handle decode_content
- server.js now requires base64 encoded data in the "body" JSON parameter.
- Closes #764
Added the ability to throw exceptions immediately.

Closes #760
Adding more information on parallel adapter error handling
Fixing typo
Clarifying error handling behavior
Merge pull request #772 from guzzle/version-4-2

Version 4.2
Adding an easy way to package a zip and phar
4.2.0 release
Merge branch 'master' of github.com:guzzle/guzzle
Using Burgomaster
Clarifying how the test server works. Closes #775