Tests: adapted js buffer tests to renaming vars to rawVariables.

js.t

diff --git a/js.t b/js.t
index 9eee9fa..9d283ce 100644
--- a/js.t
+++ b/js.t
@@ -307,8 +307,8 @@
 
 like(http_get('/type?path=variables.host'), qr/200 OK.*type: string$/s,
 	'variables type');
-like(http_get('/type?path=vars.host'), qr/200 OK.*type: buffer$/s,
-	'vars type');
+like(http_get('/type?path=rawVariables.host'), qr/200 OK.*type: buffer$/s,
+	'rawVariables type');
 
 like(http_post('/type?path=requestBody'), qr/200 OK.*type: string$/s,
 	'requestBody type');

js_buffer.t

diff --git a/js_buffer.t b/js_buffer.t
index afc2d1d..26fad77 100644
--- a/js_buffer.t
+++ b/js_buffer.t
@@ -112,12 +112,13 @@
     }
 
     function binary_var(r) {
-        var test = r.vars.binary_remote_addr.equals(Buffer.from([127,0,0,1]));
+        var test = r.rawVariables.binary_remote_addr
+                   .equals(Buffer.from([127,0,0,1]));
         r.return(200, test);
     }
 
     export default {njs: test_njs, return: test_return, req_body, res_body,
-	                binary_var};
+                    binary_var};
 
 EOF
 

stream_js_buffer.t

diff --git a/stream_js_buffer.t b/stream_js_buffer.t
index 7ade41a..8f1de5f 100644
--- a/stream_js_buffer.t
+++ b/stream_js_buffer.t
@@ -99,13 +99,14 @@
     }
 
     function type(s) {
-		var v = s.vars.remote_addr;
+		var v = s.rawVariables.remote_addr;
 		var type = Buffer.isBuffer(v) ? 'buffer' : (typeof v);
 		return type;
     }
 
     function binary_var(s) {
-        var test = s.vars.binary_remote_addr.equals(Buffer.from([127,0,0,1]));
+        var test = s.rawVariables
+                   .binary_remote_addr.equals(Buffer.from([127,0,0,1]));
         return test;
     }