modify the flex file to skip ! operator

Author: kimiatkh

libs/libvqm/vqm_parser.l

@@ -39,6 +39,7 @@
 %%
 ^[ \t]*\/\/[^\n\r]*(\n|\r\n)                /* skip one-line comments */
 [ \t]+                                      /* skip white spaces */
+!					    /* skip the logical operator ! applied on the input ports of the lut - this results in lut mask not being valid anoymore */
 (\n|\r\n)                                   /* skip empty lines */
 module                                      return TOKEN_MODULE;
 endmodule                                   return TOKEN_ENDMODULE;