Fix path to user manual
--- a/src/main/HelpTasks.cpp
+++ b/src/main/HelpTasks.cpp
@@ -226,7 +226,7 @@
     // Specify the two locations to search
     os1 = rosGetInstallPath( );
     if( os1.IsEmpty( ) ) return;
-    ofn1 = os1 + wxT("/share/gspiceui/html/User-Manual.html");
+    ofn1 = os1 + wxT("/share/doc/gspiceui/html/User-Manual.html");
     ofn2 = os1 + wxT("/html/User-Manual.html");
 
     // Search for the manual