Create v2 version, adapt app.js to use both versions

src/libs/app.js

src/libs/routes_v1/api.js

src/libs/routes_v1/auxiliar.js

src/libs/routes_v1/city.js

src/libs/routes_v1/class.js

src/libs/routes_v1/classCount.js

src/libs/routes_v1/classroom.js

src/libs/routes_v1/classroomCount.js

src/libs/routes_v1/courseCount.js

src/libs/routes_v1/courseStudents.js

src/libs/routes_v1/cub.js

src/libs/routes_v1/dailyChargeAmount.js

src/libs/routes_v1/disciplines.js

src/libs/routes_v1/distributionFactor.js

src/libs/routes_v1/downloads.js

src/libs/routes_v1/educationYears.js

src/libs/routes_v1/educationalBudget.js

src/libs/routes_v1/employees.js

src/libs/routes_v1/enrollment.js

src/libs/routes_v1/enrollmentProjection.js