Merge pull request #45 from CfABrigadePhiladelphia/master

sync emergence from master
safer encoding of logged-in user for content editor
preserve return path between login/register pages
new config for filtering meetup events
default config for contact forms
use new namespaces Person class instead of deprecated global class
correct sizing of new retina-resolution avatar image in navbar
apply user config to namespaces class
spacing and keyword order cleanup
syntax modernization
updating tagging features for namespaces person class
updated tagsinput plugin and split tags fields into separate fields for each prefix
Merge pull request #47 from CfABrigadePhiladelphia/laddr.poplar.phl.io

Laddr.poplar.phl.io