Show a "type" indicator in library side bar

A folder or cloud icon is now used in the library side bar to indicate
if a library is synchronized with a server or purely local.
12 jobs for 171-show-a-type-icon-in-the-library-list in 15 minutes and 55 seconds (queued for 33 minutes and 59 seconds)
Status Job ID Name Coverage
  Images
manual #52054500
allowed to fail manual
build_image_android
manual #52054497
allowed to fail manual
build_image_ubuntu
manual #52054498
allowed to fail manual
build_image_win32
manual #52054499
allowed to fail manual
build_image_win64
 
  Build
passed #52054507
android_armv7

00:10:12

passed #52054508
android_x86

00:11:01

manual #52054506
macos allowed to fail manual
macos
passed #52054501
ubuntu_appimage

00:14:36

passed #52054502
win32_build

00:07:05

manual #52054504
windows allowed to fail manual
win32_vs_build
passed #52054503
win64_build

00:07:44

manual #52054505
windows allowed to fail manual
win64_vs_build