Adds cocoapods for libraries.

Adds OCMockito and OCHamcrest libs.

Pods/OCHamcrest/Source/Library/Text/HCStringStartsWith.m

@@ -0,0 +1,28 @@
+//  OCHamcrest by Jon Reid, https://qualitycoding.org/
+//  Copyright 2019 hamcrest.org. See LICENSE.txt
+
+#import "HCStringStartsWith.h"
+
+
+@implementation HCStringStartsWith
+
+- (BOOL)matches:(nullable id)item
+{
+    if (![item respondsToSelector:@selector(hasPrefix:)])
+        return NO;
+
+    return [item hasPrefix:self.substring];
+}
+
+- (NSString *)relationship
+{
+    return @"starting with";
+}
+
+@end
+
+
+id HC_startsWith(NSString *prefix)
+{
+    return [[HCStringStartsWith alloc] initWithSubstring:prefix];
+}