create test for new Validation (supposed to be version 0.2).
what the Validation version 0.2 should look like.
refactor Rules and associated test.
add text filter, etc.
more tests on rules.
bit more test to make 100% coverage.
value transfer object for filtering value.
simplified validate class; filter uses ValueTO.
add comment on is method.
simplified Message class. add test for it.
add test suites to execute all tests on Validation.
use new Validate in Validation; simplified code; add test.
add a simple factory method in Validate class.
add two simple test.
add more assert on what other methods should return.
set message in Validate using Message class.
test Validation with Message as well as is method in Validaiton.
fixed one bug.
test Validate method with Rules object as a parameter.
test __toString method in ValueTO.
test for case of invalid input.