[packages] librem: update to 0.4.3

Signed-off-by: Jiri Slachta <slachta@cesnet.cz>

git-svn-id: svn://svn.openwrt.org/openwrt@36818 3c298f89-4303-0410-b956-a3cf2f4a3e73
[packages] libre: update to 0.4.3

Signed-off-by: Jiri Slachta <slachta@cesnet.cz>

git-svn-id: svn://svn.openwrt.org/openwrt@36819 3c298f89-4303-0410-b956-a3cf2f4a3e73