Check for null and undefined styles in getScrollParent

Check for null and undefined in getScrollParent

Closes #91

Add arrow pointer event option to mixin

Merge pull request #90 from HubSpot/clickthrough-arrow

Add option to change arrow pointer event

Major update version 1.0.0

• Coffeescript -> ES6
• Proper UMD Wrapper
• Update build steps
• Add changelog
• Provide minified and unminified js/css

0.7.1

introduce addTargetClasses option

v0.7.0

• Fix a bug in how modules prevent positioning (h/t @NicBright)

0.6.5

Fixes a bug where fixed positioning in the body wouldn't correctly account for the width / height of the scrollbar.

Performance Improvements

This:

Becomes:

Those are taken on the docs page which has about 20 tethers.

v0.3.6

v0.3.6

SASS helper, bug fixes

v0.3.1

gulp

Small CSS tweak to arrows theme helper

v0.2.9

v0.2.9