Merge pull request #311 from avinetworks/hx-metricscollection

Avi Metricscollection script Enhancements

Fix for null value that IBM schematics doesnt like

Update TF version to 1.0

Conditional for security group

update support information

Updates to readme, new logo

Change boolean to string, update terraform version

change size map to local

Update for terraform version

updates to README