[#7016] Add additional docs to macos dmg and windows release

CMakeLists.txt

@@ -914,6 +914,11 @@ if (OPENMW_OSX_DEPLOYMENT AND APPLE)
     install_plugins_for_bundle("${APP_BUNDLE_NAME}" PLUGINS)
     install_plugins_for_bundle("${OPENCS_BUNDLE_NAME}" OPENCS_PLUGINS)
 
+    INSTALL(FILES "${OpenMW_SOURCE_DIR}/CHANGELOG.md" DESTINATION "/${INSTALLED_OPENMW_APP}/..")
+    INSTALL(FILES "${OpenMW_SOURCE_DIR}/README.md" DESTINATION "/${INSTALLED_OPENMW_APP}/..")
+    INSTALL(FILES "${OpenMW_SOURCE_DIR}/LICENSE" DESTINATION "/${INSTALLED_OPENMW_APP}/..")
+    INSTALL(FILES "${OpenMW_SOURCE_DIR}/AUTHORS.md" DESTINATION "/${INSTALLED_OPENMW_APP}/..")
+
     set(PLUGINS ${PLUGINS} "${INSTALLED_OPENMW_APP}/Contents/PlugIns/${QT_COCOA_PLUGIN_GROUP}/${QT_COCOA_PLUGIN_NAME}")
     set(PLUGINS ${PLUGINS} "${INSTALLED_OPENMW_APP}/Contents/PlugIns/${QT_QMACSTYLE_PLUGIN_GROUP}/${QT_QMACSTYLE_PLUGIN_NAME}")
     set(OPENCS_PLUGINS ${OPENCS_PLUGINS} "${INSTALLED_OPENCS_APP}/Contents/PlugIns/${QT_COCOA_PLUGIN_GROUP}/${QT_COCOA_PLUGIN_NAME}")
@@ -965,6 +970,7 @@ elseif(NOT APPLE)
         INSTALL(FILES "${OpenMW_SOURCE_DIR}/CHANGELOG.md" DESTINATION "." RENAME "CHANGELOG.txt")
         INSTALL(FILES "${OpenMW_SOURCE_DIR}/README.md" DESTINATION "." RENAME "README.txt")
         INSTALL(FILES "${OpenMW_SOURCE_DIR}/LICENSE" DESTINATION "." RENAME "LICENSE.txt")
+        INSTALL(FILES "${OpenMW_SOURCE_DIR}/AUTHORS.md" DESTINATION "." RENAME "AUTHORS.txt")
         INSTALL(FILES "${INSTALL_SOURCE}/defaults.bin" DESTINATION ".")
         INSTALL(FILES "${INSTALL_SOURCE}/gamecontrollerdb.txt" DESTINATION ".")