GOF: Prototype, Objective Pool and Builder

[gabibguedes]

Prototype, Objective Pool and Builder GOFs and document it on github pages.

Tasks:

• [x] Study Prototype
• [x] Study Objective Pool
• [x] Builder
• [ ] Analyze what we can use in our project

Acceptance Criteria:

• [x] The document on pages explains what is each one of these GOFs
• [ ] The document explains wich ones we can use in our project and why.