added the keyword to minimize tc angles at the end of TC SCF

plugins/local/tc_keywords/EZFIO.cfg

@@ -280,3 +280,8 @@ doc: approach used to evaluate TC integrals [ analytic | numeric | semi-analytic
 interface: ezfio,ocaml,provider
 default: semi-analytic
 
+[minimize_lr_angles]
+type: logical
+doc: If |true|, you minimize the angle between the left and right vectors associated to degenerate orbitals
+interface: ezfio,provider,ocaml
+default: False

plugins/local/tc_scf/tc_scf.irp.f

@@ -78,7 +78,9 @@ program tc_scf
 
     ! TODO 
     ! rotate angles in separate code only if necessary
-    !call minimize_tc_orb_angles()
+    if(minimize_lr_angles)then
+     call minimize_tc_orb_angles()
+    endif
     call print_energy_and_mos(good_angles)
 
   endif