Criada a classe EnviaRanking com base na classe HttpGetServletActivity
do tutorial:
http://theopentutorials.com/tutorials/android/http/android-how-to-send-http-get-request-to-servlet-using-apache-http-client/

Change-Id: I0000000000000000000000000000000000000001
Signed-off-by: rolecorp <rolecorp@gmail.com>