Add qdoc2tasks.pl for converting qdoc warning logs into .tasks files.

Change-Id: Ia8f481b1473a2194d87cf7df00966917c3a4e341
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

scripts/qdoc2tasks.pl

+#!/usr/bin/perl
+
+=head1 NAME
+
+qdoc2tasks.pl - Convert qdoc warnings into Qt Creator task files.
+
+=head1 SYNOPSIS
+
+    qdoc2tasks.pl < logfile > taskfile
+
+=cut
+
+use strict;
+use warnings;
+
+while (my $line = <STDIN>) {
+    chomp($line);
+    # --- extract file name based matching:
+    # D:/.../qaxbase.cpp:3231: warning: Cannot tie this documentation to anything
+    if ($line =~ /^(..[^:]*):(\d+): warning: (.*)$/) {
+        my $fileName = $1;
+        my $lineNumber = $2;
+        my $text = $3;
+        print $fileName, "\t", $lineNumber, "\twarn\t", $text,"\n";
+    }
+}