Set the soversion to 4.1 as we didn't break something.

yet?

CMakeLists.txt

@@ -12,8 +12,8 @@ set(APPLICATION_VERSION_PATCH "0")
 
 set(APPLICATION_VERSION "${APPLICATION_VERSION_MAJOR}.${APPLICATION_VERSION_MINOR}.${APPLICATION_VERSION_PATCH}")
 
-set(LIBRARY_VERSION "5.0.0")
-set(LIBRARY_SOVERSION "5")
+set(LIBRARY_VERSION "4.1.0")
+set(LIBRARY_SOVERSION "4")
 
 # where to look first for cmake modules, before ${CMAKE_ROOT}/Modules/ is checked
 set(CMAKE_MODULE_PATH