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_seq.v

@@ -0,0 +1,12 @@
+
+// test_simulation_seq_ff_1_test.v
+module f1_test(input in,  input clk, output reg out);
+always @(posedge clk)
+    out <= in;
+endmodule	
+
+// test_simulation_seq_ff_2_test.v
+module f2_test(input  in,  input clk,  output reg out);
+always @(negedge clk)
+   out <= in;
+endmodule