bump version

Author: bobzhang

jscomp/common/bs_version.ml

@@ -22,7 +22,7 @@
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/bsb.ml

@@ -55,7 +55,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/bsdep.ml

@@ -6505,7 +6505,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/unstable/bsb_native.ml

@@ -55,7 +55,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/unstable/js_compiler.ml

@@ -313790,7 +313790,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/unstable/js_refmt_compiler.ml

@@ -313790,7 +313790,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

lib/4.06.1/whole_compiler.ml

@@ -303953,7 +303953,7 @@ end = struct
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)    
-let version = "7.2.0-dev.1"
+let version = "7.2.0-dev.4"
 let header = 
    "// Generated by BUCKLESCRIPT, PLEASE EDIT WITH CARE"  
 let package_name = "bs-platform"   

package-lock.json

@@ -16,7 +16,7 @@
     "postinstall": "node scripts/install.js"
   },
   "name": "bs-platform",
-  "version": "7.2.0-dev.1",
+  "version": "7.2.0-dev.4",
   "description": "bucklescript compiler, ocaml standard libary by bucklescript and its required runtime support",
   "repository": {
     "type": "git",