activate URLs in man page

@@ -4,6 +4,11 @@
 .\" Thanks to oldlaptop [https://github.com/oldlaptop] for help with spelling
 .\"
 .TH CLSYNC 1 "JULY 2013" Linux "User Manuals"
+.de URL
+\\$2 \(laURL: \\$1 \(ra\\$3
+..
+.if \n[.g] .mso www.tmac
+
 .SH NAME
 clsync \- live sync tool, written in GNU C
 .SH SYNOPSIS
@@ -2431,8 +2436,7 @@ this may happend, for example in next cases:
 .B \-\-threading=full
 and rsync with
 .BR \-\-backup .
-See a bugreport by URL:
-.IR https://bugzilla.samba.org/show_bug.cgi?id=10081 .
+.URL https://bugzilla.samba.org/show_bug.cgi?id=10081 "See a bugreport" .
 
 .RE
 
@@ -2622,8 +2626,8 @@ directory. Copy this directory somewhere (e.g. into "/tmp"). And try to run
 Dmitry Yu Okunev <dyokunev@ut.mephi.ru> 0x8E30679C
 .SH SUPPORT
 You can get support on official IRC-channel in Freenode "#clsync" or on
-github's issue tracking system of repository
-"https://github.com/xaionaro/clsync".
+github's issue tracking system of
+.URL https://github.com/xaionaro/clsync "the clsync repository" .
 
 Don't be afraid to ask about clsync configuration, ;). 
 .SH "SEE ALSO"