Merge pull request #15 from BryanFernandes/tree

Move Xref.t to keep bxref strutcture
Refactored Tree class.

Signed-off-by: Victor Cotrim <cotrim149@gmail.com>
Signed-off-by: Macartur de Sousa <macartur.sc@gmail.com>
Add some test to Tree.t

Signed-off-by: Victor Cotrim <cotrim149@gmail.com>
Signed-off-by: Macartur de Sousa <macartur.sc@gmail.com>
Merge pull request #17 from BryanFernandes/tree

Integration test
Merge pull request #18 from cotrim149/good_tree

Testing tree structure
Adding integration tests of variable declaration

Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Signed-off-by: Macartur de Sousa <macartur.sc@gmail.com>
Signed-off-by: Victor Cotrim <cotrim149@gmail.com>
Adding teste to verify modules by file

Signed-off-by: Macartur de Sousa <macartur.sc@gmail.com>
Signed-off-by: Lucas Kanashiro <lucas-kanashiro@hotmail.com>
Refactoring test of module_by_file and adding structure of function call test

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