corrected -U to support new zipfile and exe (#153) formats

build_exe.py

@@ -1,11 +1,12 @@
 from distutils.core import setup
 import py2exe
-import sys
+import sys, os
 
 # If run without args, build executables
 if len(sys.argv) == 1:
     sys.argv.append("py2exe")
 
+os.chdir(os.path.dirname(sys.argv[0]))
 sys.path.append('./youtube_dl')
 
 options = {
@@ -21,10 +22,23 @@ console = [{
     "dest_base": "youtube-dl",
 }]
 
-setup(
-    console = console,
-    options = {"py2exe": options},
-    zipfile = None,
+init_file = open('./youtube_dl/__init__.py')
+for line in init_file.readlines():
+    if line.startswith('__version__'):
+        version = line[11:].strip(" ='\n")
+        break
+else:
+    version = ''
+
+setup(name='youtube-dl',
+      version=version,
+      description='Small command-line program to download videos from YouTube.com and other video sites',
+      url='https://github.com/rg3/youtube-dl',
+      packages=['youtube_dl'],
+      
+      console = console,
+      options = {"py2exe": options},
+      zipfile = None,
 )
 
 import shutil