install openwrt packages temporarily to RAM (tplink mr3020)

cd tmp
wget http://downloads.openwrt.org/barrier_breaker/14.07/ar71xx/generic/packages/base/terminfo_5.9-1_ar
opkg -o /tmp install --force-depends terminfo_5.9-1_ar71xx.ipk 
mkdir -p /usr/share/terminfo/x
cp usr/share/terminfo/x/xterm-256color /usr/share/terminfo/x/
wget http://spblinux.de/openwrt/libncurses.so.5
wget http://spblinux.de/openwrt/minicom
chmod +x minicom
LD_LIBRARY_PATH=/tmp ./minicom --help