Update the setup.py to current pythonic norms and add Pygments to install_requires.

htmlreport/setup.py

@@ -1,10 +1,21 @@
 #!/usr/bin/env python
-from distutils.core import setup
 
-if __name__ == '__main__':
+from setuptools import setup
-    setup(
+
+with open('README.txt') as f:
+    readme = f.read()
+
+setup(
     name="cppcheck",
+    description='Python script to parse the XML (version 2) output of '
+    + 'cppcheck and generate an HTML report using Pygments for syntax '
+    + 'highlighting.',
+    long_description=readme,
+    author='Henrik Nilsson',
+    url='https://github.com/danmar/cppcheck',
+    license='GPL',
     scripts=[
         "cppcheck-htmlreport",
-        ]
+    ],
-    )
+    install_requires=['Pygments']
+)