Adds cocoapods for libraries.

Adds OCMockito and OCHamcrest libs.

Pods/OCHamcrest/Source/Library/Object/HCArgumentCaptor.m

@@ -0,0 +1,56 @@
+//  OCHamcrest by Jon Reid, https://qualitycoding.org/
+//  Copyright 2019 hamcrest.org. See LICENSE.txt
+
+#import "HCArgumentCaptor.h"
+
+
+@interface HCArgumentCaptor ()
+@property (nonatomic, strong, readonly) NSMutableArray *values;
+@end
+
+@implementation HCArgumentCaptor
+
+@dynamic allValues;
+@dynamic value;
+
+- (instancetype)init
+{
+    self = [super initWithDescription:@"<Capturing argument>"];
+    if (self)
+    {
+        _values = [[NSMutableArray alloc] init];
+        _captureEnabled = YES;
+    }
+    return self;
+}
+
+- (BOOL)matches:(nullable id)item
+{
+    [self capture:item];
+    return [super matches:item];
+}
+
+- (void)capture:(id)item
+{
+    if (self.captureEnabled)
+    {
+        id value = item ?: [NSNull null];
+        if ([value conformsToProtocol:@protocol(NSCopying)])
+            value = [value copy];
+        [self.values addObject:value];
+    }
+}
+
+- (id)value
+{
+    if (!self.values.count)
+        return nil;
+    return self.values.lastObject;
+}
+
+- (NSArray *)allValues
+{
+    return [self.values copy];
+}
+
+@end