install tmux at HOME

curl -sL 'https://github.com/downloads/libevent/libevent/libevent-2.0.20-stable.tar.gz' | tar zx
cd libevent-2.0.20-stable
./configure --prefix=$HOME/local --disable-shared
make && make install
cd
curl -sL 'http://downloads.sourceforge.net/tmux/tmux-1.8.tar.gz' | tar zx
cd tmux-1.8
./configure --prefix=$HOME/local CFLAGS="-I$HOME/local/include -R$HOME/local/lib" LDFLAGS="-L$HOME/local/lib"
make && make install
tmux -V