pidgin/purple-plugin-pack

Use the meson summary instead of manually building our summary with message

Testing Done:
Ran `ninja reconfigure` and verified the output.

```
purple-plugin-pack 2.8.1dev

libpurple
install directory: /usr/local/lib/purple-2
data directory : /usr/local/share
plugins : autoreply, bash, capsnot, colorize, dewysiwygification, dice, eight_ball, flip,
google, groupmsg, highlight, ignore, irc-more, irchelper, listhandler, ning,
oldlogger, omegle, showoffline, simfix, slashexec, snpp, splitter, sslinfo,
translate, xmppprio

pidgin
install directory: /usr/local/lib/pidgin
data directory : /usr/local/share
plugins : album, blistops, convbadger, difftopic, enhancedhist, gRIM, icon-override, irssi,
lastseen, listlog, mystatusbox, nicksaid, plonkers, schedule, sepandtab,
switchspell, timelog

finch
install directory: /usr/local/lib
data directory : /usr/local/share
plugins :

User defined options
backend : ninja
```

Reviewed at https://reviews.imfreedom.org/r/2408/
/*
* ning_chat.h
* pidgin-ning
*
* Created by MyMacSpace on 6/08/09.
* Copyright 2009 __MyCompanyName__. All rights reserved.
*
*/
#ifndef NING_CHAT_H
#define NING_CHAT_H
#include "ning.h"
#include "ning_connection.h"
typedef struct _NingChat {
NingAccount *na;
gchar *roomId;
gint purple_id;
gchar *ning_hash;
gchar *name;
guint userlist_timer;
guint message_poll_timer;
} NingChat;
void ning_chat_whisper(PurpleConnection *pc, int id, const char *who, const char *message);
int ning_chat_send(PurpleConnection *pc, int id, const char *message, PurpleMessageFlags flags);
void ning_join_chat_by_name(NingAccount *na, const gchar *roomId);
void ning_join_chat(PurpleConnection *pc, GHashTable *components);
int ning_send_im(PurpleConnection *pc, const char *who, const char *message, PurpleMessageFlags flags);
#endif /* NING_CHAT_H */