alto_logger
filtering
use the environmental variable RUST_LOG with module_name=level
RUST_LOG="tokio=warn,my_module=info,my_module::inner=trace"
optional features
time enables printing out a UTC timestamp with time
output
single line
use ;
init.unwrap;

multiple lines
use ;
// the Default for options is to use MultiLine, so Options::default() would work here
init.unwrap;
