Merge pull request #113 from lnsharma/master

Running ABC optimization based on input option specified in command line
diff --git a/ql-qlf-plugin/synth_quicklogic.cc b/ql-qlf-plugin/synth_quicklogic.cc
index ff66320..7bb2210 100644
--- a/ql-qlf-plugin/synth_quicklogic.cc
+++ b/ql-qlf-plugin/synth_quicklogic.cc
@@ -243,10 +243,12 @@
         }
 
         if (check_label("map_luts")) {
-            if (family == "qlf_k6n10") {
-                run("abc -lut 6 ");
-            } else {
-                run("abc -lut 4 ");
+            if (abcOpt) {
+                if (family == "qlf_k6n10") {
+                    run("abc -lut 6 ");
+                } else {
+                    run("abc -lut 4 ");
+                }
             }
             run("clean");
             run("opt_lut");