duration parsing of calendar events and evaluation of creation/modification times in 57_Calendar.pm fixed

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6116 2b470e98-0d58-463d-a4d8-8e2adae1ed80
BlockingCall: DbLog Patch by vbs (Forum #24567)


git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6117 2b470e98-0d58-463d-a4d8-8e2adae1ed80
vbs - problem fixed for "undef" messages in log

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6118 2b470e98-0d58-463d-a4d8-8e2adae1ed80
CHANGED - updated

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6119 2b470e98-0d58-463d-a4d8-8e2adae1ed80
suuport $readingFnAttributes


git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6120 2b470e98-0d58-463d-a4d8-8e2adae1ed80
tendency 1h/2h/3h/6h for pressure (wind forecast)

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6121 2b470e98-0d58-463d-a4d8-8e2adae1ed80