Adds cocoapods for libraries.

Adds OCMockito and OCHamcrest libs.

Pods/OCHamcrest/Source/Library/Collection/HCIsDictionaryContainingKey.h

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+//  OCHamcrest by Jon Reid, https://qualitycoding.org/
+//  Copyright 2019 hamcrest.org. See LICENSE.txt
+
+#import <OCHamcrest/HCBaseMatcher.h>
+
+
+NS_ASSUME_NONNULL_BEGIN
+
+/*!
+ * @abstract Matches if any entry in a dictionary has a key satisfying the nested matcher.
+ */
+@interface HCIsDictionaryContainingKey : HCBaseMatcher
+
+- (instancetype)initWithKeyMatcher:(id <HCMatcher>)keyMatcher NS_DESIGNATED_INITIALIZER;
+- (instancetype)init NS_UNAVAILABLE;
+
+@end
+
+
+FOUNDATION_EXPORT id HC_hasKey(id keyMatcher);
+
+#ifndef HC_DISABLE_SHORT_SYNTAX
+/*!
+ * @abstract Creates a matcher for NSDictionaries that matches when the examined dictionary contains
+ * at least key that satisfies the specified matcher.
+ * @param keyMatcher The matcher to satisfy for the key, or an expected value for <em>equalTo</em> matching.
+ * @discussion Any argument that is not a matcher is implicitly wrapped in an <em>equalTo</em>
+ * matcher to check for equality.
+ *
+ * <b>Examples</b><br />
+ * <pre>assertThat(myDictionary, hasEntry(equalTo(\@"foo")))</pre>
+ * <pre>assertThat(myDictionary, hasEntry(\@"foo"))</pre>
+ *
+ * <b>Name Clash</b><br />
+ * In the event of a name clash, <code>#define HC_DISABLE_SHORT_SYNTAX</code> and use the synonym
+ * HC_hasKey instead.
+ */
+static inline id hasKey(id keyMatcher)
+{
+    return HC_hasKey(keyMatcher);
+}
+#endif
+
+NS_ASSUME_NONNULL_END