Error(s) in re-building vignettes:
  ...
--- re-building ‘insee.Rmd’ using rmarkdown
Quitting from lines 18-34 (insee.Rmd) 
Error: processing vignette ‘insee.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘insee.Rmd’

--- re-building ‘v2_gdp-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v2_gdp-vignettes.Rmd) 
Error: processing vignette ‘v2_gdp-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v2_gdp-vignettes.Rmd’

--- re-building ‘v3_inflation-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v3_inflation-vignettes.Rmd) 
Error: processing vignette ‘v3_inflation-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v3_inflation-vignettes.Rmd’

--- re-building ‘v4_unem-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v4_unem-vignettes.Rmd) 
Error: processing vignette ‘v4_unem-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v4_unem-vignettes.Rmd’

--- re-building ‘v5_pop-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v5_pop-vignettes.Rmd) 
Error: processing vignette ‘v5_pop-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v5_pop-vignettes.Rmd’

--- re-building ‘v6_pop_map-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v6_pop_map-vignettes.Rmd) 
Error: processing vignette ‘v6_pop_map-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v6_pop_map-vignettes.Rmd’

--- re-building ‘v7_death_birth-vignettes.Rmd’ using rmarkdown
Quitting from lines 18-33 (v7_death_birth-vignettes.Rmd) 
Error: processing vignette ‘v7_death_birth-vignettes.Rmd’ failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘v7_death_birth-vignettes.Rmd’

SUMMARY: processing the following files failed:
  ‘insee.Rmd’ ‘v2_gdp-vignettes.Rmd’ ‘v3_inflation-vignettes.Rmd’
  ‘v4_unem-vignettes.Rmd’ ‘v5_pop-vignettes.Rmd’
  ‘v6_pop_map-vignettes.Rmd’ ‘v7_death_birth-vignettes.Rmd’

Error: Vignette re-building failed.
Execution halted