update license info and description

split-dl.sh

@@ -1,6 +1,7 @@
-#  split-dl.sh
-#  
+#!/bin/bash
+########################################################################
 #  Copyright (C) 2015 Max Mehl <mail@mehl.mx>
+########################################################################
 #  
 #  This program is free software: you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -14,8 +15,17 @@
 #  
 #  You should have received a copy of the GNU General Public License
 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
- 
-#!/bin/bash
+#  
+########################################################################
+#  
+#  This script enabled downloading huge files with unstable and slow 
+#   internet connections by splitting files and always checking their 
+#   hashsums. By this, file integrity can be ensured without big data loss
+#
+#  Please read my blog post about this application:
+#  http://blog.mehl.mx/2015/splitdl-downloading-huge-files-from-slow-and-unstable-internet-connections/
+#  
+########################################################################
 
 
 SPLITSIZE="10M"     # Desired size of splitted files