v2.0.0

DataInterpolations v2.0.0

Diff since v1.3.1

Merged pull requests:

• Fix coverage submission (#54) (@andreasnoack)
• Delete obsolete and untested functions (#55) (@andreasnoack)
• Install TagBot as a GitHub Action (#57) (@JuliaTagBot)
• Rename ZeroSpline to ConstantInterpolation (#58) (@andreasnoack)
• Set bounds on dependencies (#59) (@andreasnoack)
• Remove Weave as a dependency (#60) (@andreasnoack)