add important information

setup.py

@@ -1,11 +1,31 @@
+#!/usr/bin/env python
+# coding: utf-8
+
 from distutils.core import setup, Extension
 from Cython.Distutils import build_ext # use cython's buld_ext
 
 setup(
     name = 'cchardet',
+    author= 'PyYoshi',
     url = r"https://github.com/PyYoshi/cChardet",
     description = 'Universal encoding detector',
+    long_description= """This library is high speed universal character encoding detector. - binding to charsetdetect.
+This library is faster than chardet.
+""",
     version = '0.1',
+    classifiers = [
+        'Development Status :: 1 - Planning',
+        'License :: OSI Approved :: MIT License',
+        'Programming Language :: Cython',
+        'Programming Language :: Python',
+        'Topic :: Software Development :: Libraries',
+    ],
+    keywords = [
+        'cython',
+        'chardet',
+        'universal character encoding detector',
+        'charsetdetect'
+    ],
     cmdclass = {'build_ext': build_ext},
     ext_modules = [
         Extension("cchardet",