install build deps for elixir/phoenix on amazon linux

build_deps.sh

# erlang deps
sudo yum groupinstall -y "Development Tools"
sudo yum install -y ncurses-devel openssl-devel

# erlang
wget http://www.erlang.org/download/otp_src_19.3.tar.gz
tar -zxvf otp_src_19.3.tar.gz
rm otp_src_19.3.tar.gz
cd otp_src_19.3/
./configure
make
sudo make install

cd

# elixir
wget https://github.com/elixir-lang/elixir/archive/v1.4.4.zip
unzip v1.4.4.zip
rm v1.4.4.zip
cd elixir-1.4.4/
make
sudo make install
echo "PATH=\$PATH:$HOME/elixir-1.4.4/bin" >> ~/.bashrc
source ~/.bash_profile

cd

mix local.hex