refactor AdminReportsTab
add Real Project Spaces report to the navigation
show some data in a chart
add GlobalAdminReports base class
move template context to base class
add Real Project Spaces - Plans
get domains for table from property
implemented Total Project Spaces chart
add self-started project spaces
add table for Real Project Spaces - Plans
remove table from Real Project Spaces
refactoring admin reports tab to avoid duplication of efforts
add Form Submissions report
add All Forms graph
add segmented form submission reports
Merge pull request #3967 from dimagi/basic-auth

add basic authentication and make it the default for secure submissions
fix query
Merge remote-tracking branch 'origin/auto-gps+schedule' into autostaging
Merge branch 'app-buttons' into autostaging
Merge remote-tracking branch 'origin/subtree-merge-forms-cases' into autostaging