Mark version 60 as current

Author: nikic

README.md

@@ -513,7 +513,7 @@ function accepts a boolean argument that determines whether deprecated versions
 In the following the changes in the respective AST versions, as well as their current support state,
 are listed.
 
-### 60 (experimental)
+### 60 (current)
 
 Supported since 0.1.7 (XXX).
 
@@ -522,7 +522,7 @@ Supported since 0.1.7 (XXX).
 * `AST_FUNC_CONST_ELEM` now always has a `docComment` child. Previously it was absent on PHP 7.0.
   On PHP 7.0 the value is always `null`.
 
-### 50 (current)
+### 50 (stable)
 
 Supported since 0.1.5 (2017-07-19).
 

ast.c

@@ -28,7 +28,7 @@
 #define AST_CACHE_SLOT_LINENO   &AST_G(cache_slots)[2 * 2]
 #define AST_CACHE_SLOT_CHILDREN &AST_G(cache_slots)[2 * 3]
 
-#define AST_CURRENT_VERSION 50
+#define AST_CURRENT_VERSION 60
 
 /* Additional flags for BINARY_OP */
 #define AST_BINARY_IS_GREATER 256