Release 6.22.0: Introduced configurable threshold for IMAP search result umlauts-filtering

[Guest]

Added property com.openexchange.imap.umlautFilterThreshold to file 'imap.properties'.

Specify the threshold for number of search results returned by IMAP server for which manual umlauts-filtering will be applied. If less than or equal to zero, no manual filtering will be applied.

Default value is 50.
com.openexchange.imap.umlautFilterThreshold=50