Updated Library Documentation (markdown)

Library-Documentation.md

@@ -593,7 +593,7 @@ int main(int argc, char** argv) {
 
 ---
 
-#### Compling and linking
+### Compling and linking
 If you're using CMake in your project, you can include it directly with `add_subdirectory`. Both the static and shared libraries will be compiled.
 
 ```cmake