Update README.md

README.md

@@ -51,6 +51,7 @@ cmake --build $bdir -j $cthreads --target install
 ```
 
 CMake Build options are (and their defaults)
+
 | ACTSVG_BUILD_META | Build the meta module of the project | ON |
 | ACTSVG_BUILD_WEB | Build the web module of the project | ON |
 | ACTSVG_BUILD_TESTING | Building the testing suite | OFF |