message: Added core\\image group to CMakeLists
diff: @@ -134,6 +134,7 @@ target_include_directories(eos INTERFACE ${toml11_INCLUDE_DIR})
  # Custom target for the library, to make the headers show up in IDEs:
  add_custom_target(eos-headers SOURCES ${HEADERS})
  source_group(core REGULAR_EXPRESSION include/eos/core/*)
  +source_group(core\\image REGULAR_EXPRESSION include/eos/core/image/*)
  source_group(morphablemodel REGULAR_EXPRESSION include/eos/morphablemodel/*)
  source_group(morphablemodel\\io REGULAR_EXPRESSION include/eos/morphablemodel/io/*)
  source_group(pca REGULAR_EXPRESSION include/eos/pca/*)
  