happa release v0.10.31

Notable changes

• AWS HA Masters support is now enabled (#1486, #1566)
• Release version selection is now displayed inline (#1550)

Other changes & bug fixes

• Display Get Started button label on cluster list page in all caps (#1572)
• Center node pools availability zones (#1570)
• Remove escaped html character from reset password error (#1569)
• Make add labels button label all caps (#1564)
• Move add labels button out of the info text (#1545)
• Cluster creation refactor (#1544)
• Input field refactoring (#1531)
• Add a page that lets us generate uncaught exceptions. (#1532)