Ditch TraceKit
Add window.onerror handler
Use ? for unknown function
Refactor window.onerror handler
Delete old parseBacktrace stuff.
Don't re-throw errors from `.wrap`
Name this anonymous function.
Update changelog
Compile
Revert "Don't re-throw errors from `.wrap`"

This reverts commit 248ed36af74778b9003c329c7a9a7f204746ca8f.
Prevent multiple notifications in nested trys/window.onerror.
Update package metadata.
Change Honeybadger to a Client prototype.
Use api_key to determine if configured.
Add version to header. Closes #19
Add logging
Queue notices until the dom is ready.
Tweak name in header
Pre-configuration logging.
Try to use .stacktrace if .stack isn't found.