MaterialXen 2.2.13b

• Sticky category strips in mobile bug fixed.
• The sticky sidebar bug fixed.
• Light/Dark icon switch added.
• Custom scrollbar option added.
• Off-canvas menu enhancements.

• Node category layout fixed.
• The notice color is fixed.
• Duplicated Facebook icon fixed.
• Adding tags popup background color fixed.
• Sidebar login widget glyph added.

• Upgraded to xenForo 2.2.13
• The structure Item note bug was fixed.

• Minor CSS bugs fixed.