hanged_in__emphasis_spirit_qi__emphasis__and__emphasis_spirit_karma__emphasis__from_v2_3__boost_v1_43_0__to_v2_4__boost_v1_44_0_"></a></span><a class="link" href="spirit_2_4.html#spirit.what_s_new.spirit_2_4.what_s_changed_in__emphasis_spirit_qi__emphasis__and__emphasis_spirit_karma__emphasis__from_v2_3__boost_v1_43_0__to_v2_4__boost_v1_44_0_">What's
        changed in <span class="emphasis"><em>Spirit.Qi</em></span> and <span class="emphasis"><em>Spirit.Karma</em></span>
        from V2.3 (Boost V1.43.0) t