Proxy protocol loss

It defaults to HTTP while proxy may be HTTPS

Fixes #745

Author: cstamas

maven-resolver-transport-apache/src/main/java/org/eclipse/aether/transport/apache/ApacheTransporter.java

@@ -392,7 +392,7 @@ private InetAddress getHttpLocalAddress(RepositorySystemSession session, RemoteR
     private static HttpHost toHost(Proxy proxy) {
         HttpHost host = null;
         if (proxy != null) {
-            host = new HttpHost(proxy.getHost(), proxy.getPort());
+            host = new HttpHost(proxy.getHost(), proxy.getPort(), proxy.getType());
         }
         return host;
     }