pidgin/pidgin

f9ea6d5e8992
Use PurpleCredentialManager instead of the old keyring api.

Testing Done:
Connected with bonjour (no password), irc (optional password, non set), and xmpp (password required, not saved, entered manually, not saved) and verified that all of them connected properly.

Reviewed at https://reviews.imfreedom.org/r/289/
#define PIDGIN_ICON 104
#define PIDGIN_TRAY_AVAILABLE_4BIT 105
#define PIDGIN_TRAY_AWAY_4BIT 106
#define PIDGIN_TRAY_BUSY_4BIT 107
#define PIDGIN_TRAY_XA_4BIT 108
#define PIDGIN_TRAY_OFFLINE_4BIT 109
#define PIDGIN_TRAY_CONNECTING_4BIT 110
#define PIDGIN_TRAY_PENDING_4BIT 111
#define PIDGIN_TRAY_INVISIBLE_4BIT 112