HttpUtils: code for checking HTML content before the connection is closed.
Needed for FHEMWEB when noShutdown is set.


git-svn-id: svn://svn.code.sf.net/p/fhem/code@4817 2b470e98-0d58-463d-a4d8-8e2adae1ed80
FHT8V, at, watchdog: DE translation of the doc


git-svn-id: svn://svn.code.sf.net/p/fhem/code@4818 2b470e98-0d58-463d-a4d8-8e2adae1ed80