OpenIMU core library.
ANS open source projects is licensed under the Apache 2.0 license.
ANS does not require you to assign the copyright of your contributions, you retain the copyright. ANS does require that you make your contributions available under the Apache license in order to be included in the main repo.
If appropriate, include the Apache 2.0 license summary at the top of each file along with the copyright info. If you are adding a new file that you wrote, include your name in the copyright notice in the license summary at the top of the file.
Copyright (C) 2018 Aceinna Navigation System Open Source Project
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.