Merge pull request #114 from mksh/master

Fixed bug which was disallowing to make HEAD requests with cyclone.httpclient.
fix DatabaseModel count with WHERE clause typo

There was small typo - no space between table name and WHERE keyword
Merge pull request #117 from mmua/patch-1

fix DatabaseModel count with WHERE clause typo
return None when secure-cookie is forged: https://github.com/facebook/tornado/commit/1ca245f0ee0d5785610e5bf90b78e3860adc9deb
Send proper content type header in jsonrpc client