doc: add readme file

This project is missing a proper README which is used in
other projects and some git visualization services.
Only a starting point, please feel free to edit.
To keep the file short and current, I avoided putting any specific
information about features and versions.

Signed-off-by: Stephen Hemminger <[email protected]>
Acked-by: John McNamara <[email protected]>

Author: shemminger

Diff for: MAINTAINERS

@@ -39,6 +39,7 @@ Documentation (with overlaps)
 -------------
 M: Siobhan Butler <[email protected]>
 M: John McNamara <[email protected]>
+F: README
 F: doc/
 
 

Diff for: README

@@ -0,0 +1,11 @@
+DPDK is a set of libraries and drivers for fast packet processing.
+It supports many processor architectures and both FreeBSD and Linux.
+
+The DPDK uses the Open Source BSD license for the core libraries and
+drivers. The kernel components are GPLv2 licensed.
+
+Please check the doc directory for release notes,
+API documentation, and sample application information.
+
+For questions and usage discussions, subscribe to: [email protected]
+Report bugs and issues to the development mailing list: [email protected]