add a flush method to the page cache
add support for the TOP POP3 command
flush page cache on settings update. move parse_path to core js. misc
style improvements
mostly style improvements. use the parse_path() function moved to core
js. tablesorter js warning fix
start of pop3 mailbox listing display support
fix message list page loading logic
add a method to the pop3 class to return a set of message headers
remove unused vars
use pop3 class for message header parsing. add page cache to the pop3
mailbox listing page section
don't let folder names in the folder tree wrap
move message list path parsing to core
move message list path parsing to core, update list title
honor the IMAP noselect flag in the folder tree
add the open iconic icon set (https://useiconic.com/open/)
use the open iconic left/right caret icons for prev/next pages
display improvements
update the pop3 entries in the folder list
display improvements
move all the links except logout to the folder tree area
move links, general cleanup, add folder tree to all pages