Writing module metric values into a CSV file

*CSV file without using the YAML module

Signed-off-by: Bryan de Holanda <bryan.h.fernandes@hotmail.com>
Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Signed-off-by: Macartur de Sousa <macartur.sc@gmail.com>

Conflicts:
	lib/Analizo/Batch/Output/CSV.pm
Adding acceptance test for CSV details output

Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Signed-off-by: Paulo Meirelles <paulo@softwarelivre.org>

Conflicts:
	lib/Analizo/Batch/Output/CSV.pm
Refactoring write_details function to take short name of metrics from Metrics.pm

Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Fixing bugs and adding test to extract short name of metrics in CSV

Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Signed-off-by: Macartur Sousa <macartur.sc@gmail.com>