Add support for trim_trailing_whitespace property
Add support for trim_trailing_whitespace property

VictorBjelkholm/editorconfig-vim,benjifisher/editorconfig-vim,pocke/editorconfig-vim,pocke/editorconfig-vim,VictorBjelkholm/editorconfig-vim,benjifisher/editorconfig-vim,VictorBjelkholm/editorconfig-vim,benjifisher/editorconfig-vim,johnfraney/editorconfig-vim,pocke/editorconfig-vim,johnfraney/editorconfig-vim,johnfraney/editorconfig-vim