bump to version 1.6 because i failed to "./doit" when building 1.5

AndroidManifest.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
       package="org.galexander.sshd"
-      android:versionCode="6"
-      android:versionName="1.5">
+      android:versionCode="7"
+      android:versionName="1.6">
     <uses-sdk android:minSdkVersion="7" android:targetSdkVersion="11" />
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

doc/index.html

@@ -71,6 +71,7 @@ in this commandline.</p>
 <li> <b>2015/06/21 Version 1.3:</b> Hack to make rsync work with SuperSU.
 <li> <b>2015/11/23 Version 1.4:</b> Don't abort if IP address lookup fails, and make proper "About" menu.
 <li> <b>2016/06/11 Version 1.5:</b> SuperSU+rsync hack now limits the buffer size to 1MB.
+<li> <b>2016/06/12 Version 1.6:</b> Fix typo that broke scp/sftp/rsync in version 1.5.
 </ul>
 
 <h2>About</h2>