Adds cocoapods for libraries.

Adds OCMockito and OCHamcrest libs.

iOS/Pods/OCHamcrest/Source/Library/Collection/HCIsIn.m

@@ -0,0 +1,45 @@
+//  OCHamcrest by Jon Reid, https://qualitycoding.org/
+//  Copyright 2019 hamcrest.org. See LICENSE.txt
+
+#import "HCIsIn.h"
+
+
+@interface HCIsIn ()
+@property (nonatomic, strong, readonly) id collection;
+@end
+
+@implementation HCIsIn
+
+- (instancetype)initWithCollection:(id)collection
+{
+    if (![collection respondsToSelector:@selector(containsObject:)])
+    {
+        @throw [NSException exceptionWithName:@"NotAContainer"
+                                       reason:@"Object must respond to -containsObject:"
+                                     userInfo:nil];
+    }
+
+    self = [super init];
+    if (self)
+        _collection = collection;
+    return self;
+}
+
+- (BOOL)matches:(nullable id)item
+{
+    return [self.collection containsObject:item];
+}
+
+- (void)describeTo:(id <HCDescription>)description
+{
+    [[description appendText:@"one of "]
+                  appendList:self.collection start:@"{" separator:@", " end:@"}"];
+}
+
+@end
+
+
+id HC_isIn(id aCollection)
+{
+    return [[HCIsIn alloc] initWithCollection:aCollection];
+}