readme updated, contributions list updated

Author: ciur

CONTRIBUTORS.md

@@ -27,6 +27,7 @@ list maintainers, contributors and sponsors of Papermerge project.
 * [Thomas Pedersen](https://github.com/twpedersen) - imap fixes.
 * [Georg Krause](https://github.com/georgkrause) - mglib improvements; replaced pdftk with stapler.
 * [@l4rm4nd](https://github.com/l4rm4nd) - Security audit.
+* [Ome Mishra](https://github.com/omemishra) - Security audit.
 * [Herr Knedel](https://github.com/ChristianKnedel) - German translations.
 
 ### Sponsors

README.md

@@ -154,11 +154,13 @@ Which basically is same as:
 
 Notice that you can pass any command line argument to ``run_tests.sh`` script
 and those arguments will be routed further to ``manage.py``.
-On multi-core processors it is much more efficient to use ``--parallel`` argument which splits test suite between CPU cores:
+
+On multi-core processors it is much more efficient to use ``--parallel``
+argument which splits test suite between CPU cores:
 
     $ ./run_tests.sh  --parallel
 
-On Dell-XPS laptop with 12-core i7 CPU it takes about 5 seconds to run all 245
+On Dell-XPS laptop with 12-core i7 CPU it takes about 5 seconds to run all
 unit tests in parallel; without ``--parallel`` argument on same CPU it takes
 approximately 17 seconds to run them.