Closes #180 derive var studyeye update@devel #431

Job	Run time
Validation	0s
Validation	0s
Documentation	0s
Documentation	0s
Render README	0s
Render README	0s
Code Style / Get R version	2s
Code Style / Get R version	2s
Lint / Get R version	1s
Lint / Get R version	1s
Spelling / Get R version	1s
Spelling / Get R version	1s
Check / (4.1)	3m 27s
Check / (4.1)	3m 31s
Check / (4.2)	4m 15s
Check / (4.2)	4m 15s
Check / (4.3)	3m 34s
Check / (4.3)	3m 34s
Code Coverage / Get R version	1s
Code Coverage / Get R version	1s
Man Pages / Get R version	2s
Man Pages / Get R version	2s
Links / Validate Links	6s
Links / Validate Links	6s
Check Templates / Get R version	1s
Check Templates / Get R version	1s
Lint / Lint	2m 37s
Lint / Lint	2m 37s
Spelling / Spellcheck	2m 21s
Spelling / Spellcheck	2m 21s
Check Templates / Verify	3m 36s
Check Templates / Verify	3m 36s
Code Coverage / Test Coverage	2m 52s
Code Coverage / Test Coverage	2m 52s
Code Style / Code Style	2m 57s
Code Style / Code Style	2m 57s
Man Pages / Roxygen	3m 19s
Man Pages / Roxygen	3m 19s
Code Coverage / Generate badge for coverage	4s
Code Coverage / Generate badge for coverage	4s
	58m 36s

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