Fixed TODO in test
Enhanced test to check if remove(..) returns the previously assigned values
Rename test to match naming convention for tests '^should*'
Add two tests to reach 100% test coverage
Improve comment to be clearer
final and add visibility modifier
final and removed not used code
add and implement+test RequestParameters.isEmpty(String)
docu work: add and fix
fix not interface compliant implementation
Remove useless modifiers
implement better version than return false
Switch first request parameters from MultimapRequestParameters to MultiValueRequestParameters
fix bug in test. Seems ugly but now all cases are tested by one test
Let just the JVM throw NPEs to indicate that there is an error in API usage
Remove reference to deprecated type
Remove reference to deprecate type and add seam