feature #29 Allow installation of monolog 2 (tristanbes, javiereguiluz)

This PR was merged into the master branch.

Discussion
----------

Allow installation of monolog 2

Commits
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69a189f Bumped Symfony requirement to 3.4
a1a5871 make sure to keep signature compatibility with base class
2197b87 Allow installation of monolog 2

Author: javiereguiluz

composer.json

@@ -15,9 +15,9 @@
         }
     ],
     "require": {
-        "php"             : ">=5.3.0",
-        "monolog/monolog" : "~1.6",
-        "symfony/yaml"    : "^2.8|^3.4|^4.0|^5.0"
+        "php"             : ">=7.1",
+        "monolog/monolog" : "~1.6|~2.0",
+        "symfony/yaml"    : "^3.4|^4.0|^5.0"
     },
     "autoload": {
         "psr-4": { "EasyCorp\\EasyLog\\": "src" }

src/EasyLogHandler.php

@@ -19,15 +19,15 @@ public function __construct($stream)
     /**
      * @param array $record
      */
-    public function handle(array $record)
+    public function handle(array $record): bool
     {
         throw new \RuntimeException('The method "handle()" should never be called (call "handleBatch()" instead). This is probably caused by a wrong "monolog" configuration. Please read EasyLogHandler README instructions to learn how to configure and use it.');
     }
 
     /**
      * @param array $records
      */
-    public function handleBatch(array $records)
+    public function handleBatch(array $records): void
     {
         // if the log records were filtered (by channel, level, etc.) the array
         // no longer contains consecutive numeric keys. Make them consecutive again