Issue/23: Add new fields on agent.

.gitlab-ci.yml

agent-0.run

conf/datasid-conf.json

rgcastro@macalan.c3sl.ufpr.br

src/agent/get_date.cpp

src/agent/get_time.cpp

src/agent/main.cpp

src/agent/network_bandwidth.cpp

src/agent/post.cpp

test/init.sh

test/returnTest.bats