I had the toolkit working, and now it it refusing to load.   both 1.6 and 1.7.  Is there a MS patch or other common event that may have broken this?
PS C:\Users\XXXXXXXX\Documents> Import-Module -Verbose Dataontap
VERBOSE: Loading module from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\Dataontap.psd1'.
VERBOSE: Loading 'Assembly' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\OntapiPS.dll'.
VERBOSE: Loading 'Assembly' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\DataONTAP.HostUtilities.dll'.
VERBOSE: Loading 'TypesToProcess' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\DataONTAP.Type.ps1xml'.
VERBOSE: Loading 'TypesToProcess' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\DataONTAP.C.Type.ps1xml'.
VERBOSE: Loading 'FormatsToProcess' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\DataONTAP.Format.ps1xml'.
VERBOSE: Loading 'FormatsToProcess' from path 'C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\DataONTAP.C.Format.ps1xml'.
Import-Module : Could not load file or assembly 'file:///C:\WIND
OWS\system32\WindowsPowerShell\v1.0\Modules\Dataontap\OntapiPS.d
ll' or one of its dependencies. Operation is not supported. (Exc
eption from HRESULT: 0x80131515)
At line:1 char:14
+ Import-Module <<<<  -Verbose Dataontap
    + CategoryInfo          : InvalidOperation: (:) [Import-Mod 
   ule], FileLoadException
    + FullyQualifiedErrorId : FormatXmlUpateException,Microsoft 
   .PowerShell.Commands.ImportModuleCommand