remove nose install require

Signed-off-by: rpotter12 <rohitpotter12@gmail.com>

Author: rpotter12

setup.py

@@ -83,7 +83,7 @@
 .. _GNU GPL version 3 (or above) License: http://www.gnu.org/licenses/gpl
 ''',
     'install_requires': [],
-    'tests_require': ['nose'],
+    'tests_require': [],
     'packages': ['gemfileparser'],
     'scripts': [],
     'name': 'gemfileparser'