require python-collector zenpack
initial work on a python-collector datasource plugin for typeperf sc1 and powershell get-counter.
Merge branch 'datasources' of github.com:zenoss/ZenPacks.zenoss.Microsoft.Windows into datasources
add datasource, IInfo, and Info classes. Add config_key method. Add bindings in configure.zcml
Fix TypeError: can only concatenate tuple (not dict) to tuple
move datasource classes to a datasources directory. rename datasources.py. fix configure.zcml.
rename namespace to counter
add params to support tales expressions
counter field now shows up in the form for adding the datasource
port Device_WMI template to winrm
Merge pull request #4 from zenoss/datasources

datasources
Merge branch 'master' of github.com:zenoss/ZenPacks.zenoss.Microsoft.Windows into modelupdate

Conflicts:
	ZenPacks/zenoss/Microsoft/Windows/configure.zcml