Merge pull request #1248 from mulesoft/MULE-8097

MULE-8097 - Using NetworkUtils as cache for resolving ips to prevenrt ho...
(cherry picked from commit 29f095994a717d0c57755b8720bbfec81c0d5b46)

Conflicts:
	core/src/main/java/org/mule/util/NetworkUtils.java