POC for swiftmailer dynamic config
add more parameters to configuration & dummy display
create swiftmailer test send
commit working version which uses new yaml file dumper
remove unneeded files and reconfigure to use Dumper to fetch config
continue changes
remove config params from other locations. rely on default values without config
rename form elements to conform to swiftmailer keys. move test config display to test handler. move mail send to UserApi
revert removal of needed items
revert more needed code
remove unsupported smtptimeout param and set charset and linelength params
add check for working php functions and minor changes
minor corrections
add config link
unneeded import
remove phpmailer
correct bundle file
refactor API for swiftmailer
allow a few config params to be modified in the dynamic_config.yml file
update installer and version files