v0.2.0b2

Release 0.2.0b2 fixes an Excel compatibility issue in the worksheet XML serializer by switching the round-trip path to lxml.\n\nThis release also includes a regression test for markup-compatibility namespaces and keeps the mixed write APIs introduced in 0.2.0b1.

v0.2.0b1

Beta release for mixed-value workbook injection.\n\nHighlights:\n- add mixed numeric and string cell writes via inlineStr\n- add worksheet validation checks for mixed writes\n- bump package version to 0.2.0b1

v0.2.0a1

Alpha release