Fix double-start. Patiently wait for data.

Fixes ZEN-10600.
Fix loss of precision in data wait time.

Fixes ZEN-10600.
Merge pull request #130 from zenoss/feature/ZEN-10600

Please review branch feature/ZEN-10600
Fix for ZEN-10572
The powershell command was putting a carriage return in returned data which caused
the results to shift. The end result was index errors and corrupted data.
Merge branch 'feature/ZEN-10600' into develop
Merge branch 'develop' of https://github.com/zenoss/ZenPacks.zenoss.Microsoft.Windows into develop
Update to location of additional buffersize command.
Since the buffersize should be set on all commands I relocated to the
boilerplate psClusterCommands line.
Merge pull request #131 from zenoss/feature/clusterfix-10572

Fix for ZEN-10572
Fixed merge