[boost] Spirit 3.0.0

Hello! C++ Now 2015. Today is the official release of Spirit X3, aka Spirit 3.0.0. X3 will be in beta, coexisting side by side with Qi, Karma, Lex and Classic. If you are a Qi user. The best place to start are the examples, especially rexpr and x3 fun. Remember to use a compiler with c++14 capabilities: clang 3.4 or greater gcc 4.9 or greater Follow this link for more: http://boost-spirit.com/home/2015/05/16/spirit-3-0-0/ Cheers! -- Joel de Guzman http://www.ciere.com http://boost-spirit.com http://www.cycfi.com/