[LANDAU][MECANIQUE] Up to paragraph 22

What's Changed

• Update README.md by @SMajerowicz in #22

Full Changelog: 1.0.4...1.05

[LANDAU][MECANIQUE] First four chapters

Full Changelog: 1.0.3...1.0.4

[LANDAU][MECANIQUE] First three chapters

What's Changed

• Add first part of chapter 3 exercices by @SMajerowicz in #12
• Feat chap3 exercices by @SMajerowicz in #13
• Feat chap3 exercices by @SMajerowicz in #14
• Feat chap3 exercices by @SMajerowicz in #17

Full Changelog: 1.0.1...1.0.3

[LANDAU][MECANIQUE] First two chapters

Add chapter 2 exercices (#9)

* Add Chap2_Ex1 figure

* End of impulsion exercice

* End of Chap 2 impulsion exercice

* End of Chap2_ex1

* End of Chap2_Ex2 serie

* End of Chap2_Ex3