0.5.2

• Docs only: no change to how the plugin or the kit works (the kit files are identical, so there is nothing to update in Review update…)
• README rewritten for the store page: contents, quick start, a section for each feature (calc tables, chemical database, snippet forms, analysis methods, header, built-in kit), the settings groups, the commands, troubleshooting and where to report problems. The "install by hand" steps are gone: Lab Kit is in the community store
• Tutorial brought up to date: the Chemicals tip now says the forms start empty and suggest notes from your Chemical folder, a tip about the rings on the cells a formula points at, the solvent density in Flow column prep, how Review update orders its files, and where the Data folder root setting is