fix SLP

Merge remote-tracking branch 'origin/master'

# Conflicts:
#	Cargo.lock
#	client/src/lib.rs
#	server/src/client_handler.rs
#	server/src/handler.rs
#	server/src/main.rs

exponential backoff to connections (wait at most 6m25s to connect to server)

ultra basic chat ui

hell

initial commit