[ComboTabBar] Fixed incorrectly changing current index when closing tabs in inactive tabbar.
[README.md] Set correct Travis icon for master branch
[Downloads] Make sure to always add slash '/' between path and filename
[ComboTabBar] Fix flickering when (un)pinning tabs
[MinGW] Some fixes for MinGW building
[Bookmarks] Fixed migrating bookmarks

Folders in unsorted bookmarks were lost during migration