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__':
-    setup(
-        name="cppcheck",
-        scripts=[
-            "cppcheck-htmlreport",
-        ]
-    )
+from setuptools import 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']
+)