v2.5.0

New

• Apply opacity to buttons on :hover #102
• Change opacity on close button #108
• Support for audio element #107
• Bigger inline content in demo 985d9ec
• Introduce captionHTML parameter #88
• Replace em function #89

Fixed

• Big local video elements #107
• Missing close button in rare cases #104
• Update lightbox on remove element #100
• Adding/removing elements dynamically #93
• YouTube link in demo 45837bf