lingnanyuan 384b8f43a2 r-rmarkdown: Update version to 1.7 (#6506) ... * r-rmarkdown: Update version to 1.7 * r-rmarkdown: add version constraints.		2018-01-10 23:12:35 -06:00
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spack	r-rmarkdown: Update version to 1.7 (#6506)	2018-01-10 23:12:35 -06:00