Merge pull request #2 from AbelAguiar/master

[REC] Units
Merge pull request #3 from AbelAguiar/master

[REC] Representatives
[REC] Teachers

* Criado o recurso Teachers
* Corrigido um problema no $.dataTable()
* Adicionado máscaras para input
Merge pull request #3 from nuvtec/master

[REC] Teachers