[ANNOUNCE] Libical 3.0.0

[Allen Winter]

28 October 2017, The Internet:

Announcing Libical 3.0.0.  This is a major new release in the works for almost 2 years.

First Warning:  This release is not Binary nor Source Compatible with older versions.
You may need to make some minor changes to your code and you will definitely need
to recompile your applications.

Second Warning: We've increased the Mozilla Public License  from version 1.0 to version 2.0.
The dual license option for the GNU Lesser General Public License v2.1 remains.
Check with your legal advisors as necessary.

The full set of release notes along with tarballs and zipballs for v3.0.3 are available at
http://github.com/libical/libical/releases/tag/v3.0.0

For more information about Libical, please visit http://libical.github.io/libical/

Special thanks go to:
 * Ken Murchison
 * Kent Sutherland
 * Milan Crha
 * Patrick Elsen (api documentation)
 * and the rest of the libical testers and contributors

-Allen Winter, Libical Maintainer