Add more user information to Raygun.setUser
Update raygun.js
Only set user properties that are actually supplied.
Update readme
Update README.md
Tracekit: readd e70e4015..351669d (global error handler install)
Tracekit: readd 'Support chrome's renamed function syntax'
Tracekit: Minor ES5 strict mode compat. improvements (c2c35e3)
Merge remote-tracking branch 'origin/user-improvements' into v1.10.0
Docs/version/artifact bump
Merge pull request #57 from MindscapeHQ/v1.10.0

V1.10.0