RR: show latest submission time interval
RR: show no submissions for forms null submissions
RR: dataset show number of submissions today
RR: fix last submission time error
Merge branch 'master' into 54_submission_detalis
PLD: abstract simplify and pluralize interval string code
RR: add space before (
PLD: use constants over inline numbers
PLD: propositional logic instead of deeply nested if
PLD: constant over inline special dates
PLD: move numeric function to new namespace, keep utils in ona.utils
PLD: helpers for template strings
Merge pull request #101 from onaio/54_submission_detalis

Dataset submission detalis
PLD: remove flakey test by generating dates relative to the current date
PLD: simplify time string generation by using condp
PLD: add months time range
Merge pull request #102 from onaio/fix-the-nil-thing

Fix the nil thing
PLD: consolidate URL generation to helper function and us in views and templates
Merge pull request #104 from onaio/url-cleanup

PLD: consolidate URL generation to helper function and us in views and t...
Merge branch 'master' into 61_org_page_show_datasets