v1.3.1

Release is aimed to rename repo and npm package to simply ol-popup-umd (issue #4)

v1.3.0

Upgrade and refactoring

• changed return value of getContent method and content property - return single Element
• add basic test
• setup Travis CI pipeline
• add Idea shared files to git
• add source maps export
• Update README
• fix typos in doc comments

v1.2.1

Patch release that resolves issue with wrong map panning, issue #1

v1.2.0

Migrate to ES6 and Webpack.
Add new options beforeShow and beforeHide
Upgrade code according to the last version of ol3
Add new examples
Update README
Global export name now is ol.PopupOverlay (remove deep namespaces nesting)