In2lambda

- Fixed the template to work with the current Lambda Feedback JSON format
- Changed the file structure of the output so a whole problem sheet can be uploaded in one go
- Introduced a workaround to successfully convert .docx files

Updated to support Lambda Feedback's new JSON format.

**Full Changelog**: https://github.com/lambda-feedback/in2lambda/compare/v0.2.1...v0.3.0

- Fixed bug with `graphicspath` not always being parsed correctly.
- The command line tool outputs `--help` by default if no arguments are present.

**Full Changelog**: https://github.com/lambda-feedback/in2lambda/compare/v0.2.0...v0.2.1

This program aims to support more than just LaTeX files, and so has rebranded to `in2lambda`!

**Full Changelog**: https://github.com/lambda-feedback/in2lambda/compare/v0.1...v0.2.0

First Public Release! 🎉

Docs can be found here: https://lambda-feedback.github.io/tex2lambda/

**Full Changelog**: https://github.com/lambda-feedback/tex2lambda/commits/v0.1