0.3.1 brings a couple of small improvements and fixes.

Features:

• Support for using s-strings for from (#1197, @aljazerzen)

  from s"SELECT * FROM employees WHERE foo > 5"
  

• Helpful error message when referencing a table in an s-string (#1203, @aljazerzen)

Fixes:

• Multiple columns with same name created (#1211, @aljazerzen)
• Renaming via select breaks preceding sorting (#1204, @aljazerzen)
• Same column gets selected multiple times (#1186, @mklopets)

Internal:

• Update Github Actions and Workflows to current version numbers (and avoid using Node 12) (#1201)