init() created; loop structure laid out

client cmds are going to have to pass self() as Pid
???
Revert "???"

This reverts commit a213322de72aacc71d6d55a08b0bb74ae3594949.
renamed old functions to server-side functions

bank loop also updated to call them
wrote client size/1

noted what Bank means in client versus server functions.
filled in rest of client commands
fixed some syntax errors
everything seems to work except for accounts

going to fix that next
Update README.md

for concurrent ops
updated .gitignore to ignore beams
carried over account bug fix from list branch
got rid of Any catch in BankMain

since it wasn't specified in the writeup, I won't do it.
Merge remote-tracking branch 'origin/concurrent-list'