change README title

nomikura · nomikura · commit f322dbdba9e2 · 2018-10-13T23:37:19.000+01:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-# atcoder-api
+# AtCoder API(informal)
 
 ## [Contest](https://atcoder-api.appspot.com/contests)
 | Field            | Description                                                  |

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# atcoder-api`
	`1`	`+# AtCoder API(informal)`
`2`	`2`
`3`	`3`	`## [Contest](https://atcoder-api.appspot.com/contests)`
`4`	`4`	`\| Field \| Description \|`