nexus: update default coord input for gamess

git-svn-id: https://subversion.assembla.com/svn/qmcdev/trunk@7005 e5b18d87-469d-4833-9cc0-8cdfa06e9491

nexus/library/gamess_input.py

@@ -1118,7 +1118,9 @@ def generate_any_gamess_input(**kwargs):
                 bss = nexus_noncore.basissets.bases_by_atom(*pskw.bases)
             else:
                 bss = obj()
-                gi.contrl.coord = 'cart'
+                if 'coord' not in gi.contrl:
+                    gi.contrl.coord = 'unique'
+                #end if
             #end if
             for i in range(len(elem)):
                 a = elem[i]