Remove block padding (blank lines)

Also made a rule for it.

tslint.json

@@ -3,12 +3,14 @@
 	"rules": {
 		"only-arrow-functions": true,
 		"curly-statement-newlines": true,
+		"no-block-padding": true,
 		"adjacent-overload-signatures": true,
 		"align": true,
 		"await-promise": [true, "Thenable"],
 		"class-name": true,
 		"eofline": true,
 		"import-spacing": true,
+		"indent": [true, "tabs"],
 		"no-angle-bracket-type-assertion": false,
 		"no-bitwise": false,
 		"no-any": true,