Show the hosts in alphabetical order rather than in an undefined order

Limelight/Database/Host.h

@@ -18,6 +18,8 @@ NS_ASSUME_NONNULL_BEGIN
 @property (nonatomic) PairState pairState;
 @property (nonatomic) NSString * activeAddress;
 
+- (NSComparisonResult)compareName:(Host *)other;
+
 @end
 
 NS_ASSUME_NONNULL_END

Limelight/Database/Host.m

@@ -14,4 +14,8 @@
 @synthesize online;
 @synthesize activeAddress;
 
+- (NSComparisonResult)compareName:(Host *)other {
+    return [self.name caseInsensitiveCompare:other.name];
+}
+
 @end

Limelight/ViewControllers/MainFrameViewController.m

@@ -640,7 +640,9 @@ static NSMutableSet* hostList;
     UIComputerView* compView;
     float prevEdge = -1;
     @synchronized (hostList) {
-        for (Host* comp in hostList) {
+        // Sort the host list in alphabetical order
+        NSArray* sortedHostList = [[hostList allObjects] sortedArrayUsingSelector:@selector(compareName:)];
+        for (Host* comp in sortedHostList) {
             compView = [[UIComputerView alloc] initWithComputer:comp andCallback:self];
             compView.center = CGPointMake([self getCompViewX:compView addComp:addComp prevEdge:prevEdge], hostScrollView.frame.size.height / 2);
             prevEdge = compView.frame.origin.x + compView.frame.size.width;