Added fixes to setup.py to allow easy_installation

setup.py

@@ -1,6 +1,60 @@
 #!/usr/bin/env python
 from distutils.core import setup, Extension 
-
+from distutils.command.build_py import build_py
+
+import os, sys
+
+# wow, this is a mixed bag ... I am pretty upset about all of this ... 
+setuptools_build_py_module = None
+try:
+	# don't pull it in if we don't have to
+	if 'setuptools' in sys.modules: 
+		import setuptools.command.build_py as setuptools_build_py_module
+except ImportError:
+	pass
+
+def get_data_files(self):
+	"""Can you feel the pain ? So, in python2.5 and python2.4 coming with maya, 
+	the line dealing with the ``plen`` has a bug which causes it to truncate too much.
+	It is fixed in the system interpreters as they receive patches, and shows how
+	bad it is if something doesn't have proper unittests.
+	The code here is a plain copy of the python2.6 version which works for all.
+	
+	Generate list of '(package,src_dir,build_dir,filenames)' tuples"""
+	data = []
+	if not self.packages:
+		return data
+
+	# this one is just for the setup tools ! They don't iniitlialize this variable
+	# when they should, but do it on demand using this method.Its crazy
+	if hasattr(self, 'analyze_manifest'):
+		self.analyze_manifest()
+	# END handle setuptools ...
+
+	for package in self.packages:
+		# Locate package source directory
+		src_dir = self.get_package_dir(package)
+
+		# Compute package build directory
+		build_dir = os.path.join(*([self.build_lib] + package.split('.')))
+
+		# Length of path to strip from found files
+		plen = 0
+		if src_dir:
+			plen = len(src_dir)+1
+
+		# Strip directory from globbed filenames
+		filenames = [
+			file[plen:] for file in self.find_data_files(package, src_dir)
+			]
+		data.append((package, src_dir, build_dir, filenames))
+	return data
+
+build_py.get_data_files = get_data_files
+if setuptools_build_py_module:
+	setuptools_build_py_module.build_py._get_data_files = get_data_files
+# END apply setuptools patch too
+
 setup(name = "gitdb",
       version = "0.5.0",
       description = "Git Object Database",
@@ -14,5 +68,6 @@
       ext_modules=[Extension('gitdb._fun', ['_fun.c'])],
       license = "BSD License",
       requires=('async (>=0.6.0)',),
+      install_requires='async >= 0.6.0',
       long_description = """GitDB is a pure-Python git object database"""
       )