pidgin/pidgin

Remove the log reader plugin now that the History API has landed.

2021-10-12, Gary Kramlich
a0be5525d8bd
Remove the log reader plugin now that the History API has landed.

At some point we can come back and integrate this code into purple-history but
right now it's just dead weight.

Testing Done:
Compiled and ran and verified there were no issues.

Reviewed at https://reviews.imfreedom.org/r/1036/
#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