update dependency libs (#7)

* update packages

* modify ci check php version

* support php7.0

Author: kubotak-is

.travis.yml

@@ -6,7 +6,8 @@ php:
   - 7.0
   - 7.1
   - 7.2
-  - nightly
+  - 7.3
+  - 7.4
 
 before_script:
   - composer self-update

composer.json

@@ -15,14 +15,14 @@
   ],
   "require": {
     "php": ">=7.0",
-    "ramsey/uuid": "^3.7",
+    "ramsey/uuid": "^4.0 || ^3.0",
     "moneyphp/money": "^3.1",
-    "marc-mabe/php-enum": "^3.0",
-    "zendframework/zend-validator": "^2.10",
-    "league/geotools": "^0.8"
+    "marc-mabe/php-enum": "^4.0 || ^3.0",
+    "league/geotools": "^0.8",
+    "laminas/laminas-validator": "^2.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^6.5.8",
+    "phpunit/phpunit": "^7.0.0 || ^6.0.0 ",
     "php-coveralls/php-coveralls": "^2.1.0",
     "phpmd/phpmd": "@stable",
     "squizlabs/php_codesniffer": "~2.7",

src/Web/Hostname.php

@@ -17,7 +17,7 @@
 namespace ValueObjects\Web;
 
 use ValueObjects\Exception\InvalidNativeArgumentException;
-use Zend\Validator\Hostname as Validator;
+use Laminas\Validator\Hostname as Validator;
 
 /**
  * Class Hostname.

tests/Number/RealTest.php

@@ -70,7 +70,7 @@ public function testToNatural()
         $this->assertTrue($natural->sameValueAs($nativeNatural));
     }
 
-    public function testToString($expectedString = '.7')
+    public function testToString($expectedString = '0.7')
     {
         $real = new Real(.7);
         $this->assertEquals($expectedString, $real->__toString());