spark git commit: [SPARKR] fix R roxygen2 doc for count on GroupedData

Repository: spark Updated Branches: refs/heads/branch-2.0 d2c94e6a4 -> dfa920204 [SPARKR] fix R roxygen2 doc for count on GroupedData ## What changes were proposed in this pull request? fix code doc ## How was this patch tested? manual shivaram Author: Felix Cheung

spark git commit: [SPARKR] fix R roxygen2 doc for count on GroupedData

Repository: spark Updated Branches: refs/heads/master 46d98e0a1 -> aee1420ec [SPARKR] fix R roxygen2 doc for count on GroupedData ## What changes were proposed in this pull request? fix code doc ## How was this patch tested? manual shivaram Author: Felix Cheung