improve email deliverability for orgs with fussy mail filters
Merge pull request #1468 from loomio/improve-email-deliverability

improve email deliverability for orgs with fussy mail filters
fix grid and overflow
remove banner
Merge pull request #1469 from loomio/mobile-overflow

fix overflow
Merge pull request #1470 from loomio/remove-banner

remove crowdfunding banner
spritz up membership requests list