Updated OCHamcrest (3.0.0) and OCMockito(1.0.0)

Updated the OCHamcrest podspec to version 3.0.0 and the OCMockito podspec to version 1.0.0. Both are based on the spec file provided by the author of OCHamcrest and OCMockito - Mr. Jon Reid.

To be noted. OCMockito 1.0.0 depends on OCHamcrest 3.0.0.