treewide: fix replace nbd@openwrt.org with nbd@nbd.name

Signed-off-by: Felix Fietkau <nbd@nbd.name>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49379 3c298f89-4303-0410-b956-a3cf2f4a3e73

swconfig: remove useless variables, return -1 on errors

spotted with cppcheck

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@free.fr>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39170 3c298f89-4303-0410-b956-a3cf2f4a3e73

[kernel] move lots of kernel related packages to the new system/ folder

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33830 3c298f89-4303-0410-b956-a3cf2f4a3e73