forked-daapd: fix libevent dependency problem

Switch to libevent2 which also enables configuring LastFM and removing
special linker flags for libevent1

Signed-off-by: Espen Jürgensen <espenjurgensen+openwrt@gmail.com>
lxc: patches: add openwrt common config

Signed-off-by: Petar Koretic <petar.koretic@sartura.hr>
lxc: create /lxc directory by default

The containers are stored in /lxc rather then in /var/lib/lxc. The latter is
not suitable for OpenWrt.

Signed-off-by: Luka Perkov <luka@openwrt.org>
lxc: use xz tool from busybox

Signed-off-by: Petar Koretic <petar.koretic@sartura.hr>
Merge pull request #460 from ejurgensen/master

forked-daapd: fix libevent dependency problem
python, python3: fix python*-package.mk

Replace calls to getvar function recently removed

Signed-off-by: Nicolas Thill <nico@openwrt.org>