Create README.md

Add README file to Master Branch.
level 삭제
Merge branch 'Dev' of https://github.com/seokbeomKim/fastfoodTycoon
min
Merge branch 'master'
Merge branch 'Dev' of https://github.com/seokbeomKim/fastfoodTycoon into Dev

Conflicts:
	FFTycoon/FFTycoon/FFTycoon.csproj
	FFTycoon/FFTycoon/Form1.cs
	FFTycoon/FFTycoon/Stages/Stage1.Designer.cs