Twatter has been added, Notifications cannot be saved (yet), nor will they send, but the framework for a user to setup Twitter (Authorize NzbDrone) is in place.

packages/twitterizer.2.3.3/lib/35/Twitterizer2.license.txt

@@ -0,0 +1,19 @@
+Copyright (c) 2010, Patrick "Ricky" Smith
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+ - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+ 
+ - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in 
+   the documentation and/or other materials provided with the distribution.
+   
+ - Neither the name Twitterizer nor the names of its contributors may be used to endorse or promote products derived from 
+   this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
+CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
+PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.