Add data aggregated at the census tract data level 2010

[rafapereirabr]

Agregados por Setores Censitários

• [x] function read_tracts()
• [x] data dictionary
• [x] Data sets: cleaned and harmonized
• [x] vignette
• [x] tests

[rafapereirabr]

First version of the function currently implemented in dev version.

library(censobr)

df_ba <- read_tracts(year = 2010,
                  dataset = 'Basico',
                  showProgress = TRUE
                  )

df_do <- read_tracts(year = 2010,
                     dataset = 'Domicilio',
                     showProgress = TRUE
                     )

df_pr <- read_tracts(year = 2010,
                  dataset = 'PessoaRenda',
                  showProgress = TRUE
                  )

[rafapereirabr]

Done in dev version. Planned for v0.2.0