Add long_description attribute to setup.py so we have a nice description page on pypi.org.
Add long_description attribute to setup.py so we have a nice description
page on pypi.org.

mistio/libcloud,mistio/libcloud,apache/libcloud,Kami/libcloud,ByteInternet/libcloud,andrewsomething/libcloud,andrewsomething/libcloud,apache/libcloud,Scalr/libcloud,mistio/libcloud,ByteInternet/libcloud,ByteInternet/libcloud,andrewsomething/libcloud,Kami/libcloud,Scalr/libcloud,Scalr/libcloud,apache/libcloud,Kami/libcloud