Adding SVG support for icons with automatic cache handling

See issue #3547 and #4803

rtgui/main-cli.cc

@@ -33,7 +33,6 @@
 #include <cstdlib>
 #include <locale.h>
 #include "options.h"
-#include "../rtengine/icons.h"
 #include "soundman.h"
 #include "rtimage.h"
 #include "version.h"
@@ -195,8 +194,6 @@ int main (int argc, char **argv)
         options.defProfImg = DEFPROFILE_INTERNAL;
     }
 
-    rtengine::setPaths();
-
     TIFFSetWarningHandler (nullptr);   // avoid annoying message boxes
 
 #ifndef WIN32