sistemazione composer install

vendor/jfcherng/php-diff/example/old_file.txt

@@ -0,0 +1,18 @@
+<p>Hello World! Good-looking.</p>
+~~~~~~~~~~~~~~~~~~~
+X
+Y
+Just a context separator. 1
+M
+N
+Do you know in Chinese, "金槍魚罐頭" means tuna can.
+	  	Tab visualization test.
+G
+// remember to delete this line
+Say hello to my neighbors.
+A
+Just a context separator. 2
+B
+Donec rutrum.
+C
+Sed dictum lorem ipsum.