Revision history for Effcee

v2018.2-dev 2018-10-05
 - Fixes:
   #23: Avoid StringPiece::as_string to enhance portability.

v2018.1 2018-10-05
 - Require CMake 3.1 or later
 - Require C++11
 - Travis-CI testing uses stock clang, instead of clang-3.6 (which is old by now)

v2018.0 2018-10-05
 - Mature enough for production use by third party projects such as DXC and SPIRV-Tools.