remove unused util.* log methods
correct levels of various console.* calls
add stub console module
basic support for multiple consoles
replace deprecated console.debug
abbreviate tags
improve commentary
support setting a log level
merge output and log consoles
implement trace correctly
strip log function's frame from stack trace
use original console object if targeting only Web Console
flush output buffer to preserve order in which messages appear
dedupe prints
basic instrumentation of non-native method calls
Merge branch 'master' into improve-logging
move method enter/exit hook invocation to VM
simplify stack reads with stack.read function
target -> console
really don't reassign window.console if it's the only console