v0.3.0

• ol2: move scale line control too when sidebar opens/closes
• hide scrollbars when collapsed (#21)
• fix tab clicking on devices with touch screen and mouse (#34)
• new .sidebar-header CSS class for styled headings
• new .sidebar-close CSS class for close buttons in headings
• fix broken Google Maps code (until Google changes things again...)
• allow .disabled on <li> elements in .sidebar-tabs element
• allow second tabbar at the bottom
• new position: 'right' option