update submodule and fix some usage issue

.gitmodules

@@ -1,6 +1,6 @@
 [submodule "Vendor/OCHamcrest"]
 	path = Vendor/OCHamcrest
-	url = http://github.com/pivotal/OCHamcrest.git
+	url = https://github.com/hamcrest/OCHamcrest.git
 [submodule "Vendor/TouchJSON"]
 	path = Vendor/TouchJSON
 	url = http://github.com/mrevilme/TouchJSON.git

Classes/LRRestyResource.m

@@ -133,7 +133,7 @@ - (void)post:(LRRestyResourceResponseBlock)responseBlock;
 - (void)post:(id)payload callback:(LRRestyResourceResponseBlock)responseBlock;
 {
   __block LRRestyResource *blockResource = [self retain];
-  [restClient put:[URL absoluteString] payload:payload headers:nil withBlock:^(LRRestyResponse *response){
+  [restClient post:[URL absoluteString] payload:payload headers:nil withBlock:^(LRRestyResponse *response){
     responseBlock(response, blockResource);
     [blockResource release];
   }];