v1.0.4

StrBase v1.0.4

Diff since v1.0.3

Merged pull requests:

• Install TagBot as a GitHub Action (#5) (@JuliaTagBot)
• Fix invalid char test (#6) (@sostock)
• Fix __split for new empty range behavior (#7) (@sostock)
• Update to use AbstractChar (#8) (@ScottPJones)
• Update version (#9) (@ScottPJones)