updated to adapt to removal of ryu.controller.dispatcher in Ryu

As per http://sourceforge.net/mailarchive/message.php?msg_id=30650108
Run ./scripts/post_generate_hook only when user is not root
Export getting logical switch config for convenience
Updated gen_switch.md documentation to reflect OF 1.3 support
Merge pull request #66 from sigstop/master

Minor documentation change
Update gen_switch.md
DIY: Build LINC OpenFlow switch
updated to include more steps

instructions now include as to how the check installation, starting and
running LINC/Ryu
formatting
Added instructions to quit and mailing list info
better english
Add asn1 application required by enetconf ssh daemon
Add a script with simple OF-Config test
Store port and queue resource ids as bytestrings
Close the session after the test
Add offline release build mode
Update example-ping.md
Getting Ryu REST firewall service to work with LINC
fixed markdown
fixed markdown