do no parse empty lines in 57_Calendar.p

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6197 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/CHANGED

@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+  - change:  do no parse empty lines in 57_Calendar.pm
   - bugfix:  10_SOMFY.pm: save enc-key and rolling-code as reading instead of attribute
                          to prevent loss of control after FHEM restart.
   - feature: new module 10_SOMFY.pm to support Somfy RTS blinds

fhem/FHEM/57_Calendar.pm

@@ -108,6 +108,7 @@ sub parseSub {
     $line =~ s/[\x0D]//; # chomp will not remove the CR
     #main::Debug "$ln: $line";
     $ln++;
+    next if($line eq ""); # remove empty line
     last if($line =~ m/^END:.*$/);
     if($line =~ m/^BEGIN:(.*)$/) {
       my $entry= ICal::Entry->new($1);