readme: updates

README.md

@@ -8,8 +8,7 @@
 
 Top layer to make authentication, resource ownership and permission management
 fast, simple and easy. In summary, Ziggurat Foundations (Zigg), is a set of framework agnostic
-set of sqlalchemy classes, but most of the documentation refers to using it
-within pyramid. It is the perfect solution for handling complex login and user
+set of sqlalchemy classes. It is the perfect solution for handling complex login and user
 management systems, from e-commerce systems, to private intranets or large (and small)
 CMS systems.  It can easily be extended to support any additional features you may need (explained
 further in the documentation)