Trimming all-time leaderboard

Limiting all-time leaderboard to agents that have submitted in the last 30 days
Update GetWeeklyLeaderboardForStat.sql

Instead of using the latest_value and subtracting the regression value from that determine a start value, use the last submission prior to week start, and add a regression to that to determine a start value
Correcting 'last week' start date
Fixing spelling
Upate .rsync_ignore
Removing minimum requirement for AP
Adding ratios for stats
Integrating Bootstrap styles
Adding app_name requirement
Merge branch 'bootstrap' of https://github.com/BlueHerons/StatTracker into bootstrap