Adding ReadablePath property for redable output paths

[vishrutshah]

New Output:

vishrut@mac autorest (master) $ mono src/core/AutoRest/bin/Debug/net451/osx.10.12-x64/AutoRest.exe -CodeGenerator None -I https://raw.githubusercontent.com/Azure/azure-rest-api-specs/master/arm-cdn/2016-10-02/swagger/cdn.json
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/start/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/stop/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/purge/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Cdn/profiles/{profileName}/endpoints/{endpointName}/load/post/Extensions/x-ms-long-running-operation

Old Output:

vishrut@mac autorest (master) $ mono src/core/AutoRest/bin/Debug/net451/osx.10.12-x64/AutoRest.exe -CodeGenerator None -I https://raw.githubusercontent.com/Azure/azure-rest-api-specs/master/arm-cdn/2016-10-02/swagger/cdn.json
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/~1subscriptions~1{subscriptionId}~1resourceGroups~1{resourceGroupName}~1providers~1Microsoft.Cdn~1profiles~1{profileName}~1endpoints~1{endpointName}~1start/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/~1subscriptions~1{subscriptionId}~1resourceGroups~1{resourceGroupName}~1providers~1Microsoft.Cdn~1profiles~1{profileName}~1endpoints~1{endpointName}~1stop/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/~1subscriptions~1{subscriptionId}~1resourceGroups~1{resourceGroupName}~1providers~1Microsoft.Cdn~1profiles~1{profileName}~1endpoints~1{endpointName}~1purge/post/Extensions/x-ms-long-running-operation
WARNING: LongRunningResponseValidation - An operation with x-ms-long-running-operation extension must have a valid terminal success status code. 200 or 201 for Put/Patch. 200, 201 or 204 for Post. 200 or 204 or both for Delete.
	Path: #/Paths/~1subscriptions~1{subscriptionId}~1resourceGroups~1{resourceGroupName}~1providers~1Microsoft.Cdn~1profiles~1{profileName}~1endpoints~1{endpointName}~1load/post/Extensions/x-ms-long-running-operation

@veronicagg @olydis @sarangan12 Feel free to review the PR when you get a chance. Thanks !

[vishrutshah]

@olydis Seems like I am breaking SwaggerModelerCompareTests with this change. Could you please help me understand why are we using sanitization and whether there is some other solution to keep the output readable or should I just update tests?

[olydis]

👍

[vishrutshah]

@olydis Thanks for the review!!