Fix event determinism & minor bug fixes

Bug Fixes

• engine: patching events from lwc to be deterministic (#870) (8d3fc9f)
• compiler: add bundle entry name + filenames case validation (#902) (39b1e00)
• engine: to show shadow in IE11 devtool DOM explorer (#904) (6e2817f)
• jest-transformer: update @salesforce/apex transform (#924) (a3d6af5)
• Add crossorigin as valid img tag attribute (#918) (e861600)
• rollup-plugin: add stylesheetConfig to rollup-plugin options (#921) (ca43c83), closes #920
• compiler: remove misleading and useless stack info on CompilerError (#893) (860da4f)
• module-resolver: wrong path separator in glob call (#895) (7f1f954)