Switched from MIT to CC by-nc-sa license.

MIT-LICENSE

@@ -1,20 +0,0 @@
-Copyright (c) 2009 EdgeCase
- 
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
- 
-The above copyright notice and this permission notice shall be
-included in all copies or substantial portions of the Software.
- 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.rdoc

@@ -130,7 +130,16 @@ Brian Marick's fantastic guide for beginners Everyday Scripting with Ruby    ::
 
 = Other stuff
 
-Author         ::   Jim Weirich <jim@weirichhouse.org>
-Author         ::   Joe O'Brien <joe@edgecase.com>
+Author         :: Jim Weirich <jim@weirichhouse.org>
+Author         :: Joe O'Brien <joe@edgecase.com>
 Issue Tracker  :: http://www.pivotaltracker.com/projects/48111
 Requires       :: Ruby 1.8.x or later and Rake (any recent version)
+
+= License
+
+<img src="http://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png" />
+
+GitImmersion is release under a <a
+href="http://creativecommons.org/licenses/by-nc-sa/3.0/">Creative
+Commons, Attribution-NonCommercial-ShareAlike, Version 3.0</a>
+License.