region fix

修改region命名

Author: ankadada

src/Qiniu/Region.php

@@ -39,7 +39,7 @@ public function __construct(
     }
 
     //华东机房
-    public static function Regionz0()
+    public static function regionHuadong()
     {
         $Region_z0 = new Region(
             array("up.qiniup.com", 'up-jjh.qiniup.com', 'up-xs.qiniup.com'),
@@ -79,7 +79,7 @@ public static function qvmRegionZ1()
     }
 
     //华北机房
-    public static function Regionz1()
+    public static function regionHuabei()
     {
         $Region_z1 = new Region(
             array('up-z1.qiniup.com'),
@@ -94,7 +94,7 @@ public static function Regionz1()
     }
 
     //华南机房
-    public static function Regionz2()
+    public static function regionHuanan()
     {
         $Region_z2 = new Region(
             array('up-z2.qiniup.com', 'up-dg.qiniup.com', 'up-fs.qiniup.com'),
@@ -108,7 +108,7 @@ public static function Regionz2()
     }
 
     //北美机房
-    public static function RegionNa0()
+    public static function regionNorthAmerica()
     {
         //北美机房
         $Region_na0 = new Region(
@@ -123,7 +123,7 @@ public static function RegionNa0()
     }
 
     //新加坡机房
-    public static function RegionAs0()
+    public static function regionSingapore()
     {
         //新加坡机房
         $Region_as0 = new Region(

src/Qiniu/Zone.php

@@ -7,27 +7,27 @@ class Zone extends Region{
 
     public static function zonez0()
     {
-        return parent::Regionz0();
+        return parent::regionHuadong();
     }
 
     public static function zonez1()
     {
-        return parent::Regionz1();
+        return parent::regionHuabei();
     }
 
     public static function zonez2()
     {
-        return parent::Regionz2();
+        return parent::regionHuanan();
     }
 
     public static function zoneAs0()
     {
-        return parent::RegionAs0();
+        return parent::regionSingapore();
     }
 
     public static function zoneNa0()
     {
-        return parent::RegionNa0();
+        return parent::regionNorthAmerica();
     }
 
     public static function qvmZonez0()