Deprecate package

• Audit fix f150e0a
• Drop long deprecated node v0.12 in TravisCI config d6b6b2b
• Add a deprecation notice ed3d6b0
• Use a different example ip 2570a7f

v1.0.3...v1.0.4

Use ipify.org as a fallback

• Use ipify.org as a fallback 7fccb6b (fixes #2, thanks @LarsBuur for reporting)
• Add package-lock.json 03207ac

v1.0.2...v1.0.3