Version 0.3

What's Changed

• Add solve all steps in align function by @Atreyagaurav in #8
• WIP: Add option to keep last sexp by @Atreyagaurav in #7
• Improvement over brackets logic; add \right( & \left) by @Atreyagaurav in #10
• Dev by @Atreyagaurav in #11

Full Changelog: v0.2.1...v0.3.0