added pattern highlighting support

tablizer.pod

@@ -14,6 +14,7 @@ tablizer - Manipulate tabular output of other programs
       -v, --invert-match       select non-matching rows
       -m, --man                Display manual page
       -n, --no-numbering       Disable header numbering
+      -N, --no-color           Disable pattern highlighting
       -o, --output string      Output mode - one of: orgtbl, markdown, extended, ascii(default)
       -X, --extended           Enable extended output
       -M, --markdown           Enable markdown table output
@@ -74,6 +75,9 @@ the original order.
 
 The numbering can be suppressed by using the B<-n> option.
 
+By  default, if  a  B<pattern>  has been  speficied,  matches will  be
+highlighted. You can disable this behavior with the B<-N> option.
+
 Finally the  B<-d> option  enables debugging  output which  is mostly
 usefull for the developer.