Display game rules on the title screen (closes #112)

Closes #112

See merge request szt-ab-2022/group-01/tree-o!104

main menu: don't use reflection, make more stuff configurable (closes #151)

Closes #151

See merge request szt-ab-2022/group-01/tree-o!105

Barrack spawn offset added (closes #88 and #116)

Closes #116 and #88

See merge request szt-ab-2022/group-01/tree-o!89

Clean up the code in Presentation.World (closes #146)

Closes #146

See merge request szt-ab-2022/group-01/tree-o!103

Run code cleanup in Presentation.World (closes #145)

Closes #145

See merge request szt-ab-2022/group-01/tree-o!102

Give attribution for the artists who created the sprites used in the game (closes #107)

Closes #107

See merge request szt-ab-2022/group-01/tree-o!99

Set the product and company name, add an icon for the game (closes #143)

Closes #143

See merge request szt-ab-2022/group-01/tree-o!101

Improve the simulation UI (closes #89)

Closes #89

See merge request szt-ab-2022/group-01/tree-o!100

Make the main menu look better (closes #144 and #113 and #41)

Closes #41, #113, and #144

See merge request szt-ab-2022/group-01/tree-o!98