message: Updated minimum required gcc version to 4.9
  The contour fitting uses generic lambdas, which apparently don't work on gcc-4.8.5.
diff: @@ -26,7 +26,7 @@ At the moment, it mainly provides the following functionality:
  ## Usage
  -* Tested with the following compilers: >=gcc-4.8.4, >=clang-3.5, Visual Studio 2015
  +* Tested with the following compilers: >=gcc-4.9, >=clang-3.5, Visual Studio 2015
  * Needed dependencies for the library: Boost system (>=1.50.0), OpenCV core (>=2.4.3)
  To use the library in your own project, just add the following directories to your include path:
  