v2.64.rc1

• SUP-12735 - Thumbnail embed causes mixed mode
• FEC-7456 - #232 - Customized logo - No tooltip for Customized logo
• SUP-12532 - Ads on Images will play on HTTP instead of HTTPS
• FEC-7515 - Kava reporting first play as resume when there's preroll
• FEC-7519 - V2 - AutoPlay fallback: no "unmute" icon displayed on iOS devices
• FEC-7513 - Safari 11 - cant see the unmute button when ad is playing
• FEC-7512 - Safari 11 - play from thumbEmbed start muted