Requirements:

- C++11 compatible compiler 
- GMP (GNU multiprecision library)
  http://gmplib.org/
- (optional) gperftools
  https://code.google.com/p/gperftools/

Instructions for installing gcc-4.8 (C++11 compatible) on Ubuntu
Execute:
    sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
    sudo update-alternatives --remove-all gcc 
    sudo update-alternatives --remove-all g++ 
    sudo apt-get update
    sudo apt-get install g++-4.8 -y
    sudo apt-get upgrade -y && sudo apt-get dist-upgrade -y