v0.2.0

What's Changed

• Fix version checking by @wtbarnes in #210
• Update badges by @wtbarnes in #212
• Add parser for DEM files by @wtbarnes in #218
• Add keyword argument for coupling density and temperature axes by @wtbarnes in #219
• Fix parsing of psplups files by @wtbarnes in #222
• Correct level populations for ionization and recombination processes by @wtbarnes in #223
• Refactor psplups treatment in level_populations and add test for full database by @wtbarnes in #229

Full Changelog: v0.1.0...v0.2.0