0.3.0

• Added toggle for adding filename comments (-c)
• Refactored code to allow for adding extension specific handlers
• Added toggle to only use the default handler (-d)
• Added csv handler which concatenates CSV files by aligning the headers and columns.

0.2.0

Updates project to use Clap for command line arguments.

Introduces new arguments

• -r to toggle recursion
• -s to strip newlines from the output
• -m to specify the maximum recursion depth