lib.bash: unify log/notice code
lib.bash: s/notice/log2/, add a better notice level
add a testlib script
lib.bash: also prefix log/notice when nested
testlib: also test `die` and `say`
lib.bash: fix declaration
testlib: also test backtraces
lib.bash: show caller in backtrace, not just callee
lib.bash: correct line number mismatch
lib.bash: unhighlight `log` messages
logout: unify code for all DEs
logout: reindent
logout: add a dry-run mode
logout: remove unnecessary check
logout: more verbosity
fbin/finger: typo
lib.bash: fix colorization of piped messages
dist/prepare: use `warn` and `die`
lib.bash: unify printf calls
lib.bash: simplify prefix condition