test requirements improvement

Author: ladyrassilon

setup.py

@@ -14,20 +14,16 @@
     install_requires=[
         "beautifulsoup4>=4.3.2",
         "requests>=2.4.0",
-        "mock>=1.0.1", 
-        "coverage>=3.7.1",
-        "nose>=1.3.4",
         "PyExecJS>=1.0.4",
-        "responses>=0.2.2"
     ],
-    requires=[
-        "beautifulsoup4(>=4.3.2)",
-        "requests(>=2.4.0)",
-        "mock(>=1.0.1)", 
-        "coverage(>=3.7.1)",
-        "nose(>=1.3.4)",
-        "PyExecJS(>=1.0.4)",
-        "responses(>=0.2.2)"
+    tests_require=[
+        "beautifulsoup4",
+        "requests",
+        "mock",
+        "coverage",
+        "nose",
+        "PyExecJS",
+        "responses"
     ],
     long_description=long_description,
     test_suite="nose.collector",