CLOUDSTACK-399

Signed-off-by: Radhika PC <radhika.puthiyetath@citrix.com>
CLOUDSTACK-235 Docs patch for network rate
CLOUDSTACK-1076: Legal documentation improvements to separate source
distributions from packaged distributions.

* Remove all binary dependency license and notice info from the top
level LICENSE and NOTICE files in our source tree
* Create two copies of the Whisker descriptor.xml file (stored in
tools/whisker), one that can be used to regenerate the source distro's
LICENSE and NOTICE files, and one that can generate an appropriate
LICENSE and NOTICE file for a packaged version of the software.
* Generate and commit the package LICENSE and NOTICE file to the
tools/whisker folder.

Signed-off-by: Chip Childers <chip.childers@gmail.com>