More tweaks to setup.py

setup.py

@@ -6,7 +6,7 @@ def readme():
 
 setup(name='pyad2',
     version='0.5',
-    description='Interface to the AD2 family of alarm devices.',
+    description='Python interface library for the AD2 family of alarm devices.',
     long_description=readme(),
     classifiers=[
         'Development Status :: 3 - Alpha',
@@ -14,15 +14,17 @@ setup(name='pyad2',
         'Programming Language :: Python :: 2.7',
         'Topic :: Security Alarms',
     ],
-    keywords='ad2usb ad2serial ad2pi alarm security ademco',
+    keywords='alarm data ad2usb ad2serial ad2pi security ademco dsc',
     url='http://github.com/nutechsoftware/pyad2',
     author='Nu Tech Software Solutions, Inc.',
     author_email='general@support.nutech.com',
     license='',
-    packages=['pyad2'],
+    packages=['pyad2', 'pyad2.event'],
     install_requires=[
         'pyopenssl',
-        'pyftdi'
+        'pyusb>=1.0.0b1',
+        'pyserial>=2.6',
+        'pyftdi',
     ],
     test_suite='nose.collector',
     tests_require=['nose', 'mock'],