added libxc cf22d tests [ci skip]

QA/dolibxctests.mpi

@@ -41,5 +41,9 @@ let "myexit+=$?"
 ./runtests.mpi.unix procs $np libxc_scanl
 let "myexit+=$?"
 ./runtests.mpi.unix procs $np libxc_waterdimer_bmk
+let "myexit+=$?"
+./runtests.mpi.unix procs $np libxc_h2o_cf22d
+let "myexit+=$?"
+./runtests.mpi.unix procs $np libxc_ch3_cf22d
 fi
 exit $myexit

QA/tests/libxc_ch3_cf22d/libxc_ch3_cf22d.nw

@@ -0,0 +1,26 @@
+echo
+
+start
+
+geometry ang2au 1.88972612
+ C                     0.        0.        0. 
+ H                     0.        1.0777    0. 
+ H                     0.93332  -0.53885   0. 
+ H                    -0.93332  -0.53885   0. 
+end
+
+basis spherical
+* library def2-qzvp
+end
+
+dft
+ mult 2
+ xc mgga_c_cf22d 1. hyb_mgga_x_cf22d 1.
+ disp vdw 3
+ grid fine
+end
+
+set dft:vdw_s6  1.
+set dft:vdw_s8  1d-10
+set dft:vdw_sr6 1.53
+task dft

QA/tests/libxc_h2o_cf22d/libxc_h2o_cf22d.nw

@@ -0,0 +1,26 @@
+echo
+
+start
+
+geometry
+  O        0.000000    0.000000    0.117790
+  H        0.000000    0.755453   -0.471161
+  H        0.000000   -0.755453   -0.471161
+end
+
+basis spherical
+* library def2-qzvp
+end
+
+dft
+ xc mgga_c_cf22d 1. hyb_mgga_x_cf22d 1.
+ disp vdw 3
+ grid fine
+ print vdw
+end
+
+set dft:vdw_s6  1.
+set dft:vdw_s8  1d-5
+set dft:vdw_sr6 1.53
+#set dft:vdw_sr8 1.
+task dft