Closes #180 derive var studyeye update@devel #428

Job	Run time
Documentation	0s
Render README	0s
Validation	0s
Code Coverage / Get R version	1s
Links / Validate Links	5s
Lint / Get R version	1s
Check / (4.1)	4m 8s
Check / (4.2)	4m 18s
Check / (4.3)	3m 55s
Man Pages / Get R version	2s
Code Style / Get R version	1s
Spelling / Get R version	1s
Check Templates / Get R version	1s
Lint / Lint	3m 17s
Code Coverage / Test Coverage	4m 53s
Spelling / Spellcheck	3m 16s
Check Templates / Verify	4m 36s
Code Style / Code Style	3m 18s
Man Pages / Roxygen	3m 55s
Code Coverage / Generate badge for coverage	6s
	35m 54s

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