Update README.md
wip, adding ResultAccumulatorIF to validations
wip on ContentContentHandler
added EvaluationRule concept
added vision diagram
added vision diagram (2)
resize vision.png
updated diagram
clean diagram
resize diagram (again)
fixed empty box
flow diagram
make ValidationResult immutable
split chainable from RecordEvaluator
fixed diagram
initial InvalidCharacterEvaluationRule implementation
fixed ValueEvaluator
new diagram
fixed broken ValidationResult class
bump to motherpom 16