Don't verify host name when sslVerify is false

Native git also doesn't verify host names when http.sslVerify=false.
See native git's commit a5ccc597.

See: http://dev.eclipse.org/mhonarc/lists/jgit-dev/msg02047.html
Change-Id: I42f509fea8e4ac89fad646aec3dfbf1753ae7e3d
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit/src/org/eclipse/jgit/transport/TransportHttp.java

@@ -1,6 +1,7 @@
 /*
  * Copyright (C) 2008-2010, Google Inc.
  * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
+ * Copyright (C) 2013, Matthias Sohn <matthias.sohn@sap.com>
  * and other copyright owners as documented in the project's IP log.
  *
  * This program and the accompanying materials are made available
@@ -83,8 +84,10 @@ import java.util.TreeMap;
 import java.util.zip.GZIPInputStream;
 import java.util.zip.GZIPOutputStream;
 
+import javax.net.ssl.HostnameVerifier;
 import javax.net.ssl.HttpsURLConnection;
 import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
 import javax.net.ssl.TrustManager;
 import javax.net.ssl.X509TrustManager;
 
@@ -532,6 +535,7 @@ public class TransportHttp extends HttpTransport implements WalkTransport,
 			ctx.init(null, trustAllCerts, null);
 			final HttpsURLConnection sslConn = (HttpsURLConnection) conn;
 			sslConn.setSSLSocketFactory(ctx.getSocketFactory());
+			sslConn.setHostnameVerifier(new DummyHostnameVerifier());
 		} catch (KeyManagementException e) {
 			throw new IOException(e.getMessage());
 		} catch (NoSuchAlgorithmException e) {
@@ -980,4 +984,11 @@ public class TransportHttp extends HttpTransport implements WalkTransport,
 			// no check
 		}
 	}
+
+	private static class DummyHostnameVerifier implements HostnameVerifier {
+		public boolean verify(String hostname, SSLSession session) {
+			// always accept
+			return true;
+		}
+	}
 }