quick doc fixes

docs/README.rst

@@ -6,7 +6,7 @@ Requirements
 
 To generate documentation you need to install:
 
- - Python 2.x >= 2.5
+ - Python >= 2.5
  - Sphinx (http://sphinx.pocoo.org/)
 
 
@@ -16,4 +16,4 @@ Generate html
 
     $ make html
 
-The command generates html document inside ``build/html`` dir.
+The command generates html document inside ``build/html`` dir.

docs/source/index.rst

@@ -18,7 +18,7 @@ Features
 * Simple Python configuration
 * Multiple worker configurations
 * Various server hooks for extensibility
-* Compatible with Python 2.x >= 2.6 and 3.x >= 3.1
+* Compatible with Python 2.x >= 2.6 or 3.x >= 3.1
 
 
 .. note::

docs/source/signals.txt

@@ -4,7 +4,7 @@
 Signals Handling
 ================
 
-A brief description of the signals handled by Gunicorn, We also document the
+A brief description of the signals handled by Gunicorn. We also document the
 signales used internally by Gunicorn to communicate with the workers. With the
 exception of TTIN/TTOU the signals handling match the behaviour of `nginx
 <http://wiki.nginx.org/CommandLine>`.