Tool for creating new dataset template

[stevencarlislewalker]

• User must specify dataset name, at least one input file, anything else?
• Automatic check for dataset name uniqueness
• More ...

[stevencarlislewalker]

Some progress here https://github.com/stevencarlislewalker/iidda-tools/blob/main/R/iidda/R/iidda_from_single_file.R