2013/07/01 0.006
- added tests with content-encoding and transfer-encoding with various
  compressions
2013/06/30 0.005
- single part response with content-transfer-encoding base64
2013/06/24 0.004
- work with "normalized" urls, where "," got URL-encoded
2013/06/24 0.003
- added test for range header
2013/06/10 0.002
- first workable version: tests for chunking and multipart messages