Upgrading to the latest Splinter v0.4 release

The following guides explain how to upgrade from one Splinter release to the next release.

• Upgrading to Splinter v0.4.0: no upgrade steps required
• Upgrading to Splinter v0.3.19: no upgrade steps required
• Upgrading to Splinter v0.3.18 from Splinter v0.3.17
• Upgrading to Splinter v0.3.17 from Splinter v0.3.16
• Upgrading to Splinter v0.3.16 from Splinter v0.3.15
• Upgrading to Splinter v0.3.15 from Splinter v0.3.14
• Upgrading to Splinter v0.3.14: no upgrade steps required
• Upgrading to Splinter v0.3.13 from Splinter v0.3.12
• Upgrading to Splinter v0.3.12 from Splinter v0.3.11