Add textarea for JavaScript and begin to write function for moving block
Merge branch 'task-2' of https://github.com/CodeGameMake/GameCodeTetris into task-2

Conflicts:
	GameCodeTetris/public_html/css/style.css
	GameCodeTetris/public_html/index.html
	GameCodeTetris/public_html/js/main.js
Move block function
Merge branch 'task-2' of https://github.com/CodeGameMake/GameCodeTetris into task-2
Changes
Added slow fall block and Function LeftRandom