v2.2b18

• Update for Firefox 39b2
• Fix a bug introduced in version 2.2b17 affecting OS X

v2.2b17

• Update for Firefox 39b1
• Bug fixes

v2.2.10

• Update for Firefox 38.0.5
• New Reader Mode and Pocket button

v2.2.9

• Update for Firefox 37

v2.2b16

• Update for Firefox 38a2
• Bug fixes

v2.2.8

• Update for Firefox 36
• New search bar indicator for pages offer open search
• Remake edit bookmark icon and tab dragging indicator
• Stylize Social Share Panel
• Various bug fixes and minor enhancements

v2.2b15

• Various bug fixes and optimizations

v2.2b14

• New icons for Firefox Hello button
• Fix menulist dropmarker in Linux
• Fix find bar "Highlight All" and "Match Case" toggles in OS X

v2.2.7

• Update for Firefox 35
• New icons for Firefox Hello button
• Bug fixes for Firefox 36a2 and 37a1

v2.2b13

• Fix menu styling
• Fix missing tab bar icons in Firefox 36a2 (Windows)