New files bundled in AppImage:
- libcupsprintersupport.so - Qt printsupport plugin
- libnss3.so - a fallback for Chromebook devices
- findlibs - tiny C program to check system libraries
- fix#279707 automatic updates on Linux
- except for Nightly Builds as this would require
changes on the Nightly server (see PR #4757)
- fix#271232 create type2 AppImage
- Bundle with linuxdeploy
- Shared Recipe for all architectures
linuxdeploy detects library dependencies and automatically puts
them in the AppImage. This makes the copy-libs scripts redundant.
- Set share path relative to executable on Linux too
- Linux dependencies for portable AppImage
- Helper scripts for desktop integration
- Update man pages
