Add maven settings for executing ITs on hudson.eclipse.org

Create new subfolder tycho-releng/ which contains
machine-specific configuration files.
We need a custom settings.xml for successfully
executing integration tests on hudson.eclipse.org.

tycho-releng/settings-its-eclipse-org.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
+  <!-- settings file to be used for executing tycho integration tests (-Dtycho.testSettings=...) on hudson.eclipse.org -->
+  <proxies>
+    <proxy>
+      <id>httpproxy</id>
+      <active>true</active>
+      <protocol>http</protocol>
+      <host>proxy.eclipse.org</host>
+      <port>9898</port>
+       <!-- need to add localhost to nonProxyHosts otherwise ITs contacting localhost will fail-->
+      <nonProxyHosts>localhost|127.0.0.1|*.eclipse.org|172.30.206.*</nonProxyHosts>
+    </proxy>
+    <proxy>
+      <id>httpsproxy</id>
+      <active>true</active>
+      <protocol>https</protocol>
+      <host>proxy.eclipse.org</host>
+      <port>9898</port>
+       <!-- need to add localhost to nonProxyHosts otherwise ITs contacting localhost will fail-->
+      <nonProxyHosts>localhost|127.0.0.1|*.eclipse.org|172.30.206.*</nonProxyHosts>
+    </proxy>
+  </proxies>
+</settings>