test report plot
removed old/test report
functioned lifetime table computation
functioned monthly table computation

also added one more indicator: total_cases_touched.
using functions to compute aggregate tables

better than sourcing R scripts for the sake of memory
functioned visit table computation
update batch entry 

exclude batch entry computation for non-travel visits
Merge pull request #3 from oddmilk/master

functioned aggregate table computations
completed monthly table functions + working batch entry code
Merge branch 'master' of https://github.com/mloudon/dimagi-data-platform-R
Keep in report modules for now.
Trying to synch again

Merge branch 'master' of https://github.com/rdayalu/dimagi-data-platform-R

Conflicts: