pidgin/pidgin

Remove the existing logging code from Finch now that the History API has landed

We still need to finish integrating the History API into finch, but moving this
out of the way first will make that easier.

Testing Done:
Compiled

Reviewed at https://reviews.imfreedom.org/r/1037/
#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