…01 to version 2018-10-01

* Update specification/network/resource-manager/Microsoft.Network/stable/2018-08-01/networkWatcher.json

[Networkwatcher] add a new field "Format" with new type"FlowLogFormat" to FlowLogProperties

* Revert "Update specification/network/resource-manager/Microsoft.Network/stable/2018-08-01/networkWatcher.json"

This reverts commit f4f438a.

* Update specification/network/resource-manager/Microsoft.Network/stable/2018-10-01/networkWatcher.json

[networkwatcer] add FlowLogFormatParameters

)

…ceid (#4459)

* Adds base for updating Microsoft.Network from version stable/2018-08-01 to version 2018-10-01

* Updates readme

* Updates API version in new specs and examples

* Adds Rewrite rule set for Header CRUD

Adds the structure of rewriteRuleSets in the applicationGatewayProperties.
Adds recursively the sub structures in the rewriteRuleSet.
Adds the reference to rewriteRuleSet in the requestRoutingRule for both Basic rule and Path based rule.

* Adds examples for the Header CRUD in application gateway

* Fix the examples; replacing rules with rewriteRules.

* Fixing the properties of application Gateway rewriteRule

* Revert "Fixing the properties of application Gateway rewriteRule"

This reverts commit 05c9c91.

* Fixing the properties of application Gateway rewriteRule

* Mark the provisioning state as readOnly

* Mark etag as readOnly

…rces" (#4467)

* Revert "Application Gateway - Adds Rewrite rule set for Header CRUD (#4331)"

This reverts commit 633d12d.

* Revert "Port fix from PR 4459 to 2018-10-01 (#4463)"

This reverts commit 5ea0c7b.

* Revert "change container nics property type on container nic config to resourceid (#4459)"

This reverts commit baf31d9.

* identity and keyvault

* Capitalization comment