* small updates for mu.1 manpage

man/mu.1

@@ -1,4 +1,4 @@
-.TH MU 1 "January 2012" "User Manuals"
+.TH MU 1 "March 2013" "User Manuals"
 
 .SH NAME
 
@@ -7,19 +7,41 @@ index and search e-mail messages.
 
 .SH SYNOPSIS
 
+In alphabetical order:
+
 .B mu [options]
+general mu command
 
-.B mu index [options]
+.B mu add
-
+add specific messages to the database
-.B mu find [options] <search expression>
-
-.B mu view <file> [<files>]
-
-.B mu mkdir [options] <dir> [<dirs>]
-
-.B mu extract [options] <file> [<parts>] [<regexp>]
 
 .B mu cfind [options] [<regexp>]
+find contacts
+
+.B mu extract [options] <file> [<parts>] [<regexp>]
+extract attachments and other MIME-parts
+
+.B mu find [options] <search expression>
+find messages
+
+.B mu index [options]
+(re)index the messages in a Maildir
+
+.B mu mkdir [options] <dir> [<dirs>]
+create a new Maildir
+
+.B mu remove [options]
+remove specific messages from the database
+
+.B mu script [options]
+run a mu (Guile) script
+
+.B mu server [options]
+start a server process (for \fBmu4e\fR-internal use)
+
+.B mu view <file> [<files>]
+view a specific message
+
 
 
 .SH DESCRIPTION