add date variables and graph
super meaningful
preprocess data and write R data file
shiny app backbone
cast date as date
use data table, coerce to date and save
backbone ui
NO FACTOR 4 U
seed nice names
Merge branch 'shiny_aks' of https://github.com/leonL/federal-contributions-analysis into shiny_aks

Conflicts:
	shiny_aks/federal_contributions_analysis/global.R
change date to character
no more data.table
define helper functions for formatting table
style file for nicer table
clean up province and city

-look up ambiguous cities by postal code
-human ground truth for province, use postal code for remaining cases
cohorting table is done mf
Merge branch 'master' of https://github.com/leonL/federal-contributions-analysis into shiny_aks
clean up presets
Merge branch 'shiny_aks' of https://github.com/leonL/federal-contributions-analysis into shiny_aks

Conflicts:
	shiny_aks/federal_contributions_analysis/global.R
important