- create initrd.img with propagator instead full.cz
- base+network, base+nm: add missing iputils
- uboot: use relative pathes in extlinux.conf
- replace 'egrep' to 'grep -E', replace 'fgrep' to 'grep -F'
- install2: drop STAGE1_KMODULES virtualbox-additions, vmguest
- slinux, workstation: add latest commits from sem@
- education: add latest commits from cas@
- alt-server: add latest commits from jqt4@
- fix build slinux, workstation, education, alt-server on e2k