message: Enable PCRE for CEGUI because layout uses it
diff: @@ -50,7 +50,7 @@ if (MSVC) # only MSVC needs to download and build dependencies of CEGUI
  -DCEGUI_BUILD_GLM=ON
  -DCEGUI_BUILD_LUA=OFF
  -DCEGUI_BUILD_MINIZIP=OFF
  - -DCEGUI_BUILD_PCRE=OFF
  + -DCEGUI_BUILD_PCRE=ON
  -DCEGUI_BUILD_SILLY=OFF
  -DCEGUI_BUILD_TINYXML=OFF
  -DCEGUI_BUILD_TOLUAPP=OFF
  @@ -89,7 +89,7 @@ execute_process(
  -DCMAKE_INSTALL_PREFIX=${CEGUI_INSTALL_PATH}
  -DCEGUI_INSTALL_PKGCONFIG=OFF
  -DCEGUI_BUILD_APPLICATION_TEMPLATES=OFF
  - -DCEGUI_HAS_PCRE_REGEX=OFF
  + -DCEGUI_HAS_PCRE_REGEX=ON
  -DCEGUI_BUILD_PYTHON_MODULES=OFF
  -DCEGUI_BUILD_LUA_MODULE=OFF
  -DCEGUI_BUILD_XMLPARSER_XERCES=OFF
  