Merge pull request #2 from EnzoMC/init

init

Author: EnzoMC

composer.json

@@ -12,7 +12,7 @@
     "php": ">=7.0"
   },
   "autoload": {
-    "psr-0": {
+    "psr-4": {
       "EnzoMC\\PhpFPGrowth\\": "src/"
     }
   }