Add GNU GPLv3

src/libs/app.js

src/libs/config.js

src/libs/db/monet.js

src/libs/db/mongoose.js

src/libs/db/query_exec.js

src/libs/log.js

src/libs/middlewares/checkVersion.js

src/libs/middlewares/email.js

src/libs/middlewares/passport.js

src/libs/models/filters.js

src/libs/models/indicator.js

src/libs/models/message.js

src/libs/models/user.js

src/libs/routes/api.js

src/libs/routes/indicator.js

src/libs/routes/message.js

src/libs/routes/user.js

src/server.js

src/test/api.js

src/test/user.js