8.2.4: Development webserver fix

• Merged PR #14: Fix classpath passed to development webserver
  (@thekid)

8.2.3: POST parameters fix

• Fixed code in XP webserver to merge POST and GET parameters in the same
  way that PHP's SAPIs do.
  (@thekid)

8.2.2: RDBMS library compatibility

• Add compatibility with xp-framework/rdbms 8.0-SERIES - @thekid

8.2.1: Command line arguments flexibility

• Also allow explicitely passing -s [source] instead of having to pass
  it as last parameter. Useful e.g. in Dockerfiles.
  (@thekid)
• Allow omitting the port in -a; defaulting it to 8080 - @thekid.

8.2.0: Development webserver

• Merged PR #10: Development webserver - @thekid

8.1.2: DateChecker fixes

• Merged PR #12: Remove obsolete class text/parser/DateParser - @guel1973

8.1.1: BC

• Restored PHP 5.4 runtime compatibility - @thekid

8.1.0: Web config

• Merged PR #11: Web config - @thekid

8.0.2: Form parameters fix

• Fixed issue #9: Undefined offset error in AbstractState
  (@thekid)

8.0.1: I/O handling

• Deprecated Request::getInputStream() in favor of new in() method.
  The interface hasn't changed though, retaining BC until the next major
  release!
  (@thekid)
• Deprecated Response::getOutputStream() in favor of new out() method.
  The interface hasn't changed though, retaining BC until the next major
  release!
  (@thekid)
• Changed ScriptletOutputStream's close method to only flush response
  if not previously done. Calling close() multiple times shouldn't be a
  problem and streams typically don't mind.
  (@thekid)