Forwarded-For IP matching

[WalkerTR]

Add matching to check whether the X-Forwarded-For IPs are allowed by the Ranger policy

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@3a84f97). Click here to learn what that means.
The diff coverage is 83.78%.

@@            Coverage Diff            @@
##             master      #18   +/-   ##
=========================================
  Coverage          ?   86.23%           
=========================================
  Files             ?       28           
  Lines             ?      552           
  Branches          ?       49           
=========================================
  Hits              ?      476           
  Misses            ?       76           
  Partials          ?        0

Impacted Files	Coverage Δ
...com/ing/wbaa/airlock/proxy/api/HealthService.scala	100% <100%> (ø)
.../com/ing/wbaa/airlock/proxy/api/ProxyService.scala	95.23% <100%> (ø)
...k/proxy/provider/AuthorizationProviderRanger.scala	100% <100%> (ø)
...la/com/ing/wbaa/airlock/proxy/data/HeaderIPs.scala	100% <100%> (ø)
...gin/conditionevaluator/AbstractIpCidrMatcher.scala	100% <100%> (ø)
...r/plugin/conditionevaluator/AnyIpCidrMatcher.scala	100% <100%> (ø)
...r/plugin/conditionevaluator/AllIpCidrMatcher.scala	50% <50%> (ø)
.../airlock/proxy/provider/aws/SignatureHelpers.scala	87.75% <66.66%> (ø)
.../airlock/proxy/api/directive/ProxyDirectives.scala	93.61% <78.57%> (ø)

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