trim whitespace from server info responses

Limelight/Utility/Utils.h

@@ -24,3 +24,9 @@ FOUNDATION_EXPORT NSString *const deviceName;
 + (int) resolveHost:(NSString*)host;
 
 @end
+
+@interface NSString (NSStringWithTrim)
+
+- (NSString*) trim;
+
+@end

Limelight/Utility/Utils.m

@@ -73,5 +73,12 @@ NSString *const deviceName = @"roth";
     }
 }
 
+@end
+
+@implementation NSString (NSStringWithTrim)
+
+- (NSString *)trim {
+    return [self stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+}
 
 @end