store client version on every request

lib/server.js

@@ -158,6 +158,7 @@ WalletService.getInstanceWithAuth = function(opts, cb) {
 
     server.copayerId = opts.copayerId;
     server.walletId = copayer.walletId;
+    server.clientVersion = opts.clientVersion;
     return cb(null, server);
   });
 };

test/integration/server.js

@@ -576,7 +576,7 @@ describe('Wallet service', function() {
 
 
   describe('#getInstanceWithAuth', function() {
-    it.only('should get server instance for existing copayer', function(done) {
+    it('should get server instance for existing copayer', function(done) {
       helpers.createAndJoinWallet(1, 2, function(s, wallet) {
         var xpriv = TestData.copayers[0].xPrivKey;
         var priv = TestData.copayers[0].privKey_1H_0;