v3.1.12

Changes:

• added responsive sticky feature (horizontalStickyBreakpoint and verticalStickyBreakpoint prop)
• complete Cypress test environment rebuild for new test cases (over 80 end-2-end tests)
• removed unnecessary data-cy selectors
• added husky

Fixes:

• updated Dropdown cell implementation
• moving focus inside the selection with the tab and tab + shift key
• row selecting when the focus isn't placed
• default menu options are not returned if onContextMenu callback returns an empty array
• viewport scrolling is prevented if the user touches the first top row or first left column on touch devices
• Firefox browser checking (for Cypress tests)