Betterize the README, Set the Good email and some format

README.md

@@ -1,2 +1,27 @@
 # PollVerlaine
 
+A small alternative to Straw Poll.
+
+## Installation
+
+Clone the repository :
+```sh
+mkdir db && touch db/polls.db && composer install
+```
+
+Uncomment the dba extention in `php.ini` :
+```
+extension=dba
+```
+
+Rename `config/app.example.php` to `config/app.php`.
+
+Sample configuration for nginx :
+```nginx
+location /
+{
+    try_files $uri /index.php =404;
+}
+```
+
+## API

composer.json

@@ -12,7 +12,7 @@
 		},
 		{
 			"name": "Tagada",
-			"email": "madeorsk@protonmail.com"
+			"email": "tagada@cant.at"
 		}
 	]
 }

index.php

@@ -27,6 +27,7 @@ Flight::route("POST /polls", function () {
 	else
 		Flight::halt(403, "<h1>403 Forbidden</h1><h3>Invalid Content-Type.</h3>");
 });
+
 Flight::route("GET /polls/@id:[a-fA-F0-9]+", function ($id) {
 	$poll = Poll::load_poll($id);
 	if ($poll)