Closes issue #277 - Fixed speakerphone bug.

//FREEBIE
Reviewed-by: @corbett & @FredericJacobs

Signal/src/audio/AppAudioManager.h

@@ -25,6 +25,7 @@ enum AudioProfile {
 
 -(void) setAudioProfile:(enum AudioProfile) profile;
 -(enum AudioProfile) getCurrentAudioProfile;
+-(void) updateAudioRouter;
 
 -(void) respondToProgressChange:(enum CallProgressType) progressType forLocallyInitiatedCall:(BOOL) initiatedLocally;
 -(void) respondToTerminationType:(enum CallTerminationType) terminationType;
@@ -33,8 +34,8 @@ enum AudioProfile {
 -(void) cancellAllAudio;
 
 -(void) requestRequiredPermissionsIfNeeded;
--(BOOL) requestRecordingPrivlege;
--(BOOL) releaseRecordingPrivlege;
+-(BOOL) requestRecordingPrivilege;
+-(BOOL) releaseRecordingPrivilege;
 
 -(BOOL) setAudioEnabled:(BOOL) enable;
 -(void) awake;

Signal/src/audio/AppAudioManager.m

@@ -152,11 +152,11 @@ AppAudioManager*  sharedAppAudioManager;
     [_soundPlayer stopAllAudio];
 }
 
--(BOOL) requestRecordingPrivlege {
+-(BOOL) requestRecordingPrivilege {
     return [self changeAudioSessionCategoryTo:RECORDING_CATEGORY];
 }
 
--(BOOL) releaseRecordingPrivlege{
+-(BOOL) releaseRecordingPrivilege{
     return [self changeAudioSessionCategoryTo:DEFAULT_CATEGORY];
 }
 

Signal/src/audio/incall_audio/RemoteIOAudio.m

@@ -47,13 +47,14 @@ static bool doesActiveInstanceExist;
 }
 
 -(void)setupAudio {
-    [AppAudioManager.sharedInstance requestRecordingPrivlege];
+    [AppAudioManager.sharedInstance requestRecordingPrivilege];
     rioAudioUnit = [self makeAudioUnit];
     [self setAudioEnabled];
     [self setAudioStreamFormat];
     [self setAudioCallbacks];
     [self unsetAudioShouldAllocateBuffer];
     [self checkDone:AudioUnitInitialize(rioAudioUnit)];
+    [[AppAudioManager sharedInstance] updateAudioRouter];
 }
 -(AudioUnit)makeAudioUnit {
     AudioComponentDescription audioUnitDescription = [self makeAudioComponentDescription];
@@ -177,7 +178,7 @@ static bool doesActiveInstanceExist;
             state = TERMINATED;
             doesActiveInstanceExist = false;
             [self checkDone:AudioOutputUnitStop(rioAudioUnit)];
-            [AppAudioManager.sharedInstance releaseRecordingPrivlege];
+            [AppAudioManager.sharedInstance releaseRecordingPrivilege];
             [unusedBuffers removeAllObjects];
         }
     }];