private comments
hide results until monday
clarify private/public comments
pull in guard
generalizing and testing results
rename the Bootstrap migration to avoid conflicts with Bootstrap proper

and some other cleanup
clean up results, add volatility and a sparkline
get test coverage up to speed, plus handle incomplete results, and tooltips
unity
add definitions to the results
heroku did not like this

[ci skip]
*
use "Chris J" instead of just "Chris". still naive, but close enough
typo [ci skip]
turns out defining Enumerable#sum in that manner isn't super safe
reintroduce descriptive_statistics in a slightly safer manner
flow-style submissions
sub css cleanup
default periods and start dates for Result
gloss