Fixed:Application could crash when rendering long messages (#11218)Application could crash due to memory exhaustion (#11216)Contributors:Thanks to: @coreycb, @dani-zilla, @frabera, @himu-gupta, @jim-daf, @kryoseu, @mohitsatr, @mvanhorn, @numericOverflow, @rafaeltonholo, @shamim-emon, @stephenking314, @TusharBhatia34, @untitaker, @varshilsoni, @wmontweNew Contributors:@mvanhorn made their first contribution in #11003@jim-daf made their first contribution in #11030@numericOverflow made their first contribution in #11032@varshilsoni made their first contribution in #11081@untitaker made their first contribution in #10800@TusharBhatia34 made their first contribution in #11227Full Changelog: K9MAIL_20_0...K9MAIL_20_0