Documentation Update

- Bumped version to 1.7.1.
- Changed references to email addresses, URLs.

README

@@ -30,11 +30,7 @@ task is not for everyone and some of you may prefer to not proceed.  The
 movie or online tutorial file are the quickest way for you to make that
 decision.  The online tutorial can be found at:
 
-  http://www.beckingham.net/task.html
-
-Task is based on ideas presented in the todo.sh script, found on:
-
-  http://todotxt.org
+  http://taskwarrior.org/wiki/taskwarrior/Simple
 
 Task has many more features than todo.sh, but fundamentally, they are
 both working toward the same goals, which is to help you follow basic
@@ -42,14 +38,14 @@ Getting Things Done (GTD) principles.
 
 All feedback is welcome, in addition to any bug reports or patches to:
 
-  task@beckingham.net
+  support@taskwarrior.org
 
 Or better yet, get involved in the discussion at
 
-  http://groups.google.com/group/taskprogram
+  http://taskwarrior.org
 
 Got an idea for an enhancement?  Post a message!
 
-I have found that task makes me more productive and organized.
-I hope task can do the same for you.  
+We have found that task makes me more productive and organized.
+We hope task can do the same for you.