fixes

Author: andkom

.gitignore

@@ -1 +1,3 @@
-.idea
+.idea
+/vendor
+composer.lock

README.md

@@ -22,8 +22,8 @@ $wallet->read("/path/to/wallet.dat");
 // check if wallet is encrypted
 if ($wallet->isEncrypted()) {
 
-    // get wallet master key
-    echo $wallet->getMasterKey()->getEncryptedKey();
+    // print wallet master key
+    echo $wallet->getMasterKey()->getEncryptedKey() . "\n";
 
     // decrypt wallet
     $wallet->decrypt("password");

composer.json

@@ -14,9 +14,9 @@
     }
   ],
   "require": {
-    "php": "^7.0",
+    "php": "^7.1",
     "bitwasp/bitcoin": "^0.0.30",
-    "andkom/php-berkeley-db": "^1.0"
+    "andkom/php-berkeley-db": "^1.0.0"
   },
   "require-dev": {
     "phpunit/phpunit": ">=5.0"