[orca] Add debugging

[Joanmarie Diggs <joanied src gnome org>]

commit 73d76bdea704216e25a2dc7e5c43118c33472df2
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Jul 16 11:20:59 2019 -0400

    Add debugging

 src/orca/liveregions.py | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/orca/liveregions.py b/src/orca/liveregions.py
index bb833fe64..b21b705b7 100644
--- a/src/orca/liveregions.py
+++ b/src/orca/liveregions.py
@@ -6,6 +6,7 @@ from gi.repository import GLib
 
 from . import cmdnames
 from . import chnames
+from . import debug
 from . import keybindings
 from . import messages
 from . import input_event
@@ -225,6 +226,7 @@ class LiveRegionManager:
         """
 
         if len(self.msg_queue) > 0:
+            debug.println(debug.eventDebugLevel, "\nvvvvv PRESENT LIVE REGION MESSAGE vvvvv")
             self.msg_queue.purgeByKeepAlive()
             politeness, timestamp, message, obj = self.msg_queue.dequeue()
             # Form output message.  No need to repeat labels and content.
@@ -246,6 +248,10 @@ class LiveRegionManager:
         if not self.monitoring:
             self.msg_queue.purgeByKeepAlive()
 
+        msg = 'LIVE REGIONS: messages in queue: %i' % len(self.msg_queue)
+        debug.println(debug.LEVEL_INFO, msg, True)
+        debug.println(debug.eventDebugLevel, "^^^^^ PRESENT LIVE REGION MESSAGE ^^^^^\n")
+
         # See you again soon, stay in event loop if we still have messages.
         return len(self.msg_queue) > 0