Changed the default value of property com.openexchange.preview.cache.quota in from 0 to 10485760 (10MB).

Changed the default value of property com.openexchange.preview.cache.quotaPerDocument in from 0 to 524288 (512KB).
com.openexchange.preview.cache.quotaPerDocument=52 4288

Added option com.openexchange.preview.cache.type to to specify where to store preview cache data. Possible values are file store (FS) or database (DB). Default is FS (file store)

Added option com.openexchange.preview.cache.quotaAware to to specify if stored data should affect quota or not. Only applies if com.openexchange.preview.cache.type is set to FS Default is false.