v3.0.0-preview3 --- Changes compared to preview 2 * Incorporated v2 changes up to v2.13.2 * Some runtime performance improvements * The static library compiles 20-30% faster * The overhead of including catch_test_macros.hpp is 25-30% smaller * Amalgamated, 1 .hpp + 1 .cpp, distribution is provided * Reporter interface has slightly changed * Listener base renamed * Rewritten contributing documentation * Primary development is now on `devel` branch * v3 is now the primary development version