2.8.0

Various fixes & improvements

• fix: Use forward slash for Windows binary location path (#1369) by @timfish
• fix: Add + to reserved query characters in url encoding (#1365) by @kamilogorek
• feat: Add headers option to the JavaScript API (#1355) by @thibmeu
• fix: Add % and / to reserved path characters in url encoding (#1364) by @kamilogorek
• feat: Add support for Portable PDB debug files (#1345) by @Swatinem