Add build steps for VC12, VS2013, and MsBuild12
Document poller hook POST request

The WebStatus Poller hook documentation did not mention POST requests.
POST allows use of cleaner curl -F option for poller parameter.
when unicode strings are passed as change_hook_auth parameters for WebStatus hooks (when using JSON files as configuration for example), the __init__ method fails, just fix that
Fix: unsubscribe StatusPush
Merge pull request #994 from kohtala/master

Document poller hook POST request
Merge pull request #997 from delanne/status_push_dont_unsubscribe

Fix: unsubscribe StatusPush
Merge pull request #992 from shoelzer/master

Add build steps for VC12, VS2013, and MsBuild12
using basestring as object to check for isinstance call on baseweb change_hook_auth
Merge pull request #996 from DamnWidget/#2605

[Fixes] For ticket #2605
Indicate that we don't use GitHub issues
Tests: add new unit tests for SlaveStatus

A few more tests in order to test Buildslave.status ... yes it's going away, but doenst hurt to have tests :)
Slave: add 'info' dictionary

Make the 'info' dictionary more public and provide hooks to update it and set it
SetSlaveInfo step to correspond to SetProperties
Interpolate("%(slave:XXXX)s")
SlaveInfo: doc in progress
Fix Travis issue: duplicate function.

The other function seemed bogus and I think was a relic.
SlaveInfo: fix pep8 issues
Fix split files with spaces
Decode comment and file path
Tests now check file path with spaces and octal encoded