Merge branch 'release/0.1.1' into develop
added the InvocationMatcher interface
renamed Matcher to FunctionMatcher
added the InstanceSpy class
added test to experiment with PHPUnit invocation
removed specs to move to PHPUnit tests
added ::stub and ::spy methods
fixed wrong dependency parameters
added a test to discriminate mock building methods
implemented stubbed methods
modified the FunctionMocker to stub and spy properly
Stubbed the call matcher interface
added first test for the mock method
branched out invocations to suit more testcases
removed unused spec
udpated specs for new Invocations
udpated FunctionMocker to use Invocation factory
created the CallLogger interface
renamed classes and interfaces
renamed MockRequestParser to ReplacementRequest