Ms/scrum 124 sprint2 retrospective

[thomasyzy7]

Description

Written by Masa, uploaded by Thomas due to injury sustained by Masa.

SCRUM-124

This PR includes:

• schedule.pdf
• System Design.pdf
• burndown.pdf
• sprint-02.review.md

Type of change

• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings

[MasahisaSekita]

looks good, all files are present