Minor edits to README.txt to keep 80 character lines.

Author: GraylinKim

README.txt

@@ -90,14 +90,17 @@ Advanced Install
 	$ python setup.py install
 	$ sc2printer 'path/to/replay.sc2replay'
 
-Contributors
+Testing
 ~~~~~~~~~~~~~
 
+sc2reader is tested using the `pytest`_ module. This module can be installed 
+using ``pip`` or ``easy_install``.
+
 ::
 
   $ easy_install pytest
 
-In order to run the tests, you need to be in the root directory of sc2reader. Then:
+In order to run the tests, you need to be in the root directory of sc2reader.
 
 ::
 
@@ -118,4 +121,4 @@ Until some further infrastructure is set up:
 .. _wiki: https://github.com/GraylinKim/sc2reader/wiki
 .. _phpsc2replay: http://code.google.com/p/phpsc2replay/
 .. _pytest: http://pytest.org/
-.. _issue tracker: https://github.com/GraylinKim/sc2reader/issues
+.. _issue tracker: https://github.com/GraylinKim/sc2reader/issues