1.2.0

Minors

• Enhance the component to run onEnter when first loaded #16
• Add onLoad event #15

1.1.1

Minors

• Add autoTrack mode & onFocusOut event #7
• Add codesandbox examples #3

1.0.0

Major

• Set up build tool #1
• Add unit test #2
• Add documentation #4
• Integrate prettier & eslint #5
• Add feature to track component is in Viewport #6
• Add travis CI #8