v1.8.0 / 2015 September 26

This is a non-breaking feature release

• New: add sanitization multimethod to strip empty values [@jeffh #67]
• New: temp hack/workaround to get opt-out attr-multi-vs behaviour [#63]
• New: support proxy username & password [@tokomakoma123 #68]
• New: db-client*: add :keep-alive? option [@kirankulkarni #70]
• Fix: don't remove falsey attr vals [#67]
• Docs: fix put-item docstring [#64, #65]

[com.taoensso/faraday "1.8.0"]