Feat healthkit phase1

[SensehacK]

Please check if the PR fulfills these requirements

Code Style

• [x] The commit message follows our guidelines

• [x] I have read the CONTRIBUTING document.

• [x] Fixed merge conflicts with Master branch as base.

  Documentation

• [ ] My change requires a change to the documentation.

  Tests

• [x] All existing tests passed.

  What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

• [x] New feature (non-breaking change which adds functionality)

  Relevant Issues

Fixes #31

What is the current behavior? (You can also link to an open issue here)

What is the new behavior (if this is a feature change)?

Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)

• [x] Github Actions

• [x] Travis CI

  Checklist

• [ ] Compiles and passes lint tests

• [ ] Properly formatted

• [ ] Tested on Desktop

• [ ] Tested on iPhone

• [ ] Tested on Android

• [ ] Tested on Apple Watch

• [x] Tested on Xcode Simulator

• [ ] Tested on Simulator

  Screenshots

  Other information: