add suffix .js for OCaml generated js files, the external is left as is

Author: bobzhang

Diff for: jscomp/all.depend

@@ -481,7 +481,7 @@ core/lam_pass_alpha_conversion.cmx : core/lam_stats_util.cmx \
 core/lam_pass_collect.cmx : core/lam_util.cmx core/lam_stats_util.cmx \
     core/lam_stats.cmx core/lam.cmx ext/int_hash_set.cmx ext/ident_set.cmx \
     ext/ident_hashtbl.cmx core/lam_pass_collect.cmi
-core/js_program_loader.cmx : core/lam_module_ident.cmx \
+core/js_program_loader.cmx : ext/literals.cmx core/lam_module_ident.cmx \
     core/lam_compile_env.cmx core/js_stmt_make.cmx core/js_exp_make.cmx \
     common/js_config.cmx core/j.cmx ext/ident_set.cmx ext/ext_sys.cmx \
     ext/ext_string.cmx ext/ext_filename.cmx core/config_util.cmx \

Diff for: jscomp/bin/all_ounit_tests.ml

@@ -10676,7 +10676,7 @@ let node_relative_path node_modules_shorten (file1 : t)
        | `File x -> `File (absolute_path x)
        | `Dir x -> `Dir(absolute_path x))
     ^ node_sep ^
-    chop_extension_if_any (Filename.basename file2)
+    (* chop_extension_if_any *) (Filename.basename file2)
 
 
 
@@ -10847,6 +10847,7 @@ let simple_convert_node_path_to_os_path =
   else if Sys.win32 || Sys.cygwin then 
     Ext_string.replace_slash_backward 
   else failwith ("Unknown OS : " ^ Sys.os_type)
+
 end
 module Ounit_path_tests
 = struct