Fixed issue #8917: Error in R Export plugin
dev: probably some more can be done for the 'not available' answers, but should be fine for now
Fixed issue #8917: Error in R Export plugin
dev: now exporting checked/unchecked/not shown correct and leaving other and comment values as is
Merge branch 'master' of https://github.com/LimeSurvey/LimeSurvey.git