add filtering to dailypopulationcounts, updated README
Mergd in change.
Merge pull request #126 from nwinklareth/master

Merged in Derek Eder's changes issue #123
Merge pull request #125 from bepetersn/master

Added baseline unique hashes
Fixed issue #127 person_id db field too small & fixed naming.
Merge pull request #128 from nwinklareth/master

Fixed issue #127 person_id db field too small & fixed naming.
Changed date field to booking_date in DailyPopulationCounts table to match other table naming.
Merge pull request #129 from nwinklareth/master

Changed date field to booking_date in DailyPopulationCounts table to mat...
Fixed ordering of DailyPopulationCounts.
Merge pull request #130 from nwinklareth/master

Fixed ordering of DailyPopulationCounts.
Correct generate sumaries to use new field.
Merge pull request #131 from nwinklareth/master

Correct generate sumaries to use new field.
Fixed filtering of DailyPopulationCounts.
Merge pull request #132 from nwinklareth/master

Fixed filtering of DailyPopulationCounts.
Added log rolling to cron.sh
Merge pull request #134 from nwinklareth/master

Added log rolling to cron.sh
Start coding a new way to discharge inmates.
Add bookings per day summary model step 1
Add bookings per day summary model step 2 closes #114
Add charges history to the API