Consolidated hana test benches into fewer files

for pf in test_simulation_{always,and,buffer,decoder,inc,mux,nand,nor,or,seq,shifter,sop,techmap,xnor,xor}; do
gawk 'FNR == 1 { printf("\n// %s\n",FILENAME); } { gsub("^module *", sprintf("module f%d_",ARGIND)); print; }' \
    ${pf}_*_test.v > $pf.v; ../tools/autotest.sh $pf.v; mv -v ${pf}_*_test.v Attic/; done;

..etc..

tests/hana/test_simulation_and.v

@@ -0,0 +1,35 @@
+
+// test_simulation_and_1_test.v
+module f1_test(input [1:0] in, output out);
+assign out = in[0] & in[1];
+endmodule
+
+// test_simulation_and_2_test.v
+module f2_test(input [1:0] in, output out);
+assign out = in[0] && in[1];
+endmodule
+
+// test_simulation_and_3_test.v
+module f3_test(input [2:0] in, output out);
+assign out = in[0] & in[1] & in[2];
+endmodule
+
+// test_simulation_and_4_test.v
+module f4_test(input [2:0] in, output out);
+assign out = in[0] && in[1] && in[2];
+endmodule
+
+// test_simulation_and_5_test.v
+module f5_test(input [3:0] in, output out);
+assign out = in[0] & in[1] & in[2] & in[3];
+endmodule
+
+// test_simulation_and_6_test.v
+module f6_test(input [3:0] in, output out);
+assign out = in[0] && in[1] && in[2] && in[3];
+endmodule
+
+// test_simulation_and_7_test.v
+module f7_test(input [3:0] in, output out);
+and myand(out, in[0], in[1], in[2], in[3]);
+endmodule