Add a lot of information to setup.py, fix distribution

.gitignore

@@ -1,3 +1,5 @@
 *~
 __pycache__
 /build
+/dist
+/MANIFEST

MANIFEST.in

@@ -0,0 +1,2 @@
+include etc/pylock.conf
+include po/POTFILES.in po/pylock.pot po/*.po

setup.py

@@ -16,6 +16,11 @@ class install_pylock(distutils.command.install.install):
 distutils.core.setup(
     name = 'pylock',
     version = '1',
+    author = 'Matthias Schiffer',
+    author_email = 'mschiffer@universe-factory.net',
+    url = 'http://git.universe-factory.net/pylock/',
+    description = 'A lightweight screenlocker for X implemented in Python 3 using Gtk3',
+    license = 'BSD',
 
     packages = ['pylock'],
     package_data = {
@@ -29,4 +34,13 @@ distutils.core.setup(
         'build_i18n': build_i18n.build_i18n,
         'install': install_pylock,
     },
+
+    provides = ['pylock'],
+    requires = [
+        'gi.repository.Gtk',
+        'gi.repository.Gdk',
+        'gi.repository.GdkX11',
+        'gi.repository.GObject',
+        'gi.repository.GLib',
+    ],
 )