Hi! I cleaned up your code for you!

TKPostsRequest.m

@@ -43,7 +43,7 @@ - (void)dealloc;
 - (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict;
 {
     _currentElementName = elementName;
-    
+
     if ([elementName isEqualToString:@"post"])
         _currentPost = [[TKPost postWithAttributes:attributeDict] retain];
 }
@@ -59,7 +59,7 @@ - (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName names
 - (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string;
 {
     static NSDictionary *elementToSelectorDict = nil;
-    
+
     if (!elementToSelectorDict) {
         elementToSelectorDict = [[NSDictionary alloc] initWithObjectsAndKeys:
                                  @"appendToText:", @"text",
@@ -69,7 +69,7 @@ - (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string;
                                  @"setURLWithString:", @"url",
                                  nil];
     }
-    
+
     NSString *key = [[_currentElementName componentsSeparatedByString:@"-"] lastObject];
     SEL selector = NSSelectorFromString([elementToSelectorDict objectForKey:key]);
     if (selector && [_currentPost respondsToSelector:selector]) {
@@ -98,7 +98,7 @@ - (NSURL *)URL;
         NSString *value = [options objectForKey:key];
         [queryStringArray addObject:[NSString stringWithFormat:@"%@=%@", key, value]];
     }
-    
+
     [URLString appendString:[queryStringArray componentsJoinedByString:@"&"]];
     NSURL *URL = [NSURL URLWithString:URLString];
     return URL;
@@ -125,11 +125,11 @@ - (id)initWithOptions:(NSDictionary *)options delegate:(id<TKPostsRequestDelegat
 
     if (![options objectForKey:TKPostsRequestDomainKey])
         [NSException raise:@"TKPostsRequestDomainKey is mandatory" format:@"TKPostsRequestDomainKey is mandatory"];
-    
-    _receivedPosts = [[NSMutableArray alloc] init];    
+
+    _receivedPosts = [[NSMutableArray alloc] init];
     _options = [options retain];
     _delegate = delegate;
-        
+
     return self;
 }
 

TKPostsResponse.m

@@ -40,9 +40,9 @@ - (id)initWithPosts:(NSArray *)posts;
 {
     if (!(self = [self init]))
         return nil;
-    
+
     _posts = [posts retain];
-    
+
     return self;
 }
 

TKRequest.m

@@ -32,9 +32,9 @@ - (id)init;
 {
     if (!(self = [super init]))
         return nil;
-    
+
     _receivedData = [[NSMutableData alloc] init];
-    
+
     return self;
 }
 
@@ -66,7 +66,7 @@ - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data;
 
 - (void)connectionDidFinishLoading:(NSURLConnection *)connection;
 {
-    [self connectionDidFinishLoadingData:_receivedData];    
+    [self connectionDidFinishLoadingData:_receivedData];
 }
 
 #pragma mark - API
@@ -75,15 +75,15 @@ - (void)start;
 {
     NSAssert(!_connection, @"start can't be called twice without being cancelled.");
     NSMutableURLRequest *theRequest = [NSMutableURLRequest requestWithURL:[self URL]];
-    
+
     if ([self respondsToSelector:@selector(HTTPBody)]) {
         theRequest.HTTPMethod = @"POST";
         theRequest.HTTPBody = self.HTTPBody;
-    } 
+    }
     else {
         theRequest.HTTPMethod = @"GET";
     }
-    
+
     _connection = [[NSURLConnection alloc] initWithRequest:theRequest delegate:self];
 }
 

TKTumblelog.m

@@ -40,7 +40,7 @@ - (id)initWithAttributes:(NSDictionary *)attributeDict
         self.URL = [NSURL URLWithString:[attributeDict objectForKey:@"url"]];
         self.avatarURL = [NSURL URLWithString:[attributeDict objectForKey:@"avatar-url"]];
         self.privateID = [NSNumber numberWithInt:[[attributeDict objectForKey:@"private-id"] intValue]];
-        self.primary = [[attributeDict objectForKey:@"is-primary"] isEqualToString:@"yes"];            
+        self.primary = [[attributeDict objectForKey:@"is-primary"] isEqualToString:@"yes"];
     }
     return self;
 }

TumblrKit Tests for Mac/TumblrKit_Tests_for_Mac.m

@@ -32,11 +32,11 @@ - (void)testPostsRequest001;
     [options setObject:[NSNumber numberWithInt:10] forKey:TKPostsRequestNumberOfPostsKey];
     request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     STAssertEqualObjects([[request URL] absoluteString], @"http://tumblrkit-test.tumblr.com/api/read?num=10", nil);
-    
+
     [options setObject:[NSNumber numberWithInt:10] forKey:TKPostsRequestStartAtIndexKey];
     request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     STAssertEqualObjects([[request URL] absoluteString], @"http://tumblrkit-test.tumblr.com/api/read?num=10&start=10", nil);
-    
+
     [options setObject:[NSNumber numberWithInt:10] forKey:TKPostsRequestPostIDKey];
     request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     STAssertEqualObjects([[request URL] absoluteString], @"http://tumblrkit-test.tumblr.com/api/read?num=10&id=10&start=10", nil);
@@ -45,12 +45,12 @@ - (void)testPostsRequest001;
 - (void)testPostsRequest002;
 {
     NSDictionary *options = [NSDictionary dictionaryWithObjectsAndKeys:
-                             @"tumblrkit-test.tumblr.com", TKPostsRequestDomainKey, 
-                             [NSNumber numberWithInt:10], TKPostsRequestNumberOfPostsKey, 
+                             @"tumblrkit-test.tumblr.com", TKPostsRequestDomainKey,
+                             [NSNumber numberWithInt:10], TKPostsRequestNumberOfPostsKey,
                              nil];
     TKPostsRequest *request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     [request start];
-    
+
     while (!_testIsDone)
         [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
 
@@ -66,7 +66,7 @@ - (void)testPostsRequest003;
 
     TKPostsRequest *request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     [request start];
-    
+
     while (!_testIsDone)
         [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
 }
@@ -77,10 +77,10 @@ - (void)testPostsRequest004;
                              @"tumblrkit-test.tumblr.com", TKPostsRequestDomainKey,
                              [NSNumber numberWithLong:8819125974], TKPostsRequestPostIDKey,
                              nil];
-    
+
     TKPostsRequest *request = [[[TKPostsRequest alloc] initWithOptions:options delegate:self] autorelease];
     [request start];
-    
+
     while (!_testIsDone)
         [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
 }
@@ -90,10 +90,10 @@ - (void)testPostsRequest004;
 - (void)postsRequest:(TKPostsRequest *)request didReceiveResponse:(TKPostsResponse *)response;
 {
     _testIsDone = YES;
-    
+
     if ([request.options objectForKey:TKPostsRequestNumberOfPostsKey])
         STAssertEquals([[request.options objectForKey:TKPostsRequestNumberOfPostsKey] intValue], (int)[response.posts count], nil);
-    
+
     if ([request.options objectForKey:TKPostsRequestPostIDKey]) {
         STAssertEquals((int)[response.posts count], 1, nil);
         TKPost *post = [response.posts objectAtIndex:0];
@@ -105,7 +105,7 @@ - (void)postsRequest:(TKPostsRequest *)request didReceiveResponse:(TKPostsRespon
 - (void)postsRequest:(TKPostsRequest *)request didFailWithError:(NSError *)error;
 {
     _testIsDone = YES;
-    
+
     STFail(@"%@", error);
 }
 

TumblrKit for Mac/TumblrKit_for_Mac.m

@@ -16,7 +16,7 @@ - (id)init
     if (self) {
         // Initialization code here.
     }
-    
+
     return self;
 }
 

TumblrKit for iOS/TumblrKit_for_iOS.m

@@ -16,7 +16,7 @@ - (id)init
     if (self) {
         // Initialization code here.
     }
-    
+
     return self;
 }