Update SyslogHandler.php

move openlog() to write() method to use multiple facilities.
Merge remote-tracking branch 'davewwww/master'
Define properties
HipChat Handler

Adds a handler that is capable of sending notices into HipChat, the team communication system provided by Atlassian.
This is based on the PushoverHandler and built on top of the socketHandler.

The needed configuration is described in the docblock of the HipChatHandler file.
Fixing bad docblock.
Merge pull request #193 from rdohms/hipchat-adapter

HipChat Handler
Add API version to Logger class
Add stack traces to normalized exceptions, closes #192
Bump target version of master
Don't log exceptions twice
Tidy up handler
Bump raven version
API match
Merge pull request #198 from davidwindell/patch-1

[Raven] Don't log exceptions twice
Abort normalization of traversables after 1000 items have been discovered, fixes #201