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diff --git a/sandbox/testAppNevena/Front/node_modules/promise-retry/test/test.js b/sandbox/testAppNevena/Front/node_modules/promise-retry/test/test.js
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+++ b/sandbox/testAppNevena/Front/node_modules/promise-retry/test/test.js
@@ -0,0 +1,263 @@
+'use strict';
+
+var expect = require('expect.js');
+var promiseRetry = require('../');
+var promiseDelay = require('sleep-promise');
+
+describe('promise-retry', function () {
+    it('should call fn again if retry was called', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                if (count <= 2) {
+                    retry(new Error('foo'));
+                }
+
+                return 'final';
+            });
+        }, { factor: 1 })
+        .then(function (value) {
+            expect(value).to.be('final');
+            expect(count).to.be(3);
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+
+    it('should call fn with the attempt number', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry, number) {
+            count += 1;
+            expect(count).to.equal(number);
+
+            return promiseDelay(10)
+            .then(function () {
+                if (count <= 2) {
+                    retry(new Error('foo'));
+                }
+
+                return 'final';
+            });
+        }, { factor: 1 })
+        .then(function (value) {
+            expect(value).to.be('final');
+            expect(count).to.be(3);
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+
+    it('should not retry on fulfillment if retry was not called', function () {
+        var count = 0;
+
+        return promiseRetry(function () {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                return 'final';
+            });
+        })
+        .then(function (value) {
+            expect(value).to.be('final');
+            expect(count).to.be(1);
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+
+    it('should not retry on rejection if retry was not called', function () {
+        var count = 0;
+
+        return promiseRetry(function () {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                throw new Error('foo');
+            });
+        })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+            expect(count).to.be(1);
+        });
+    });
+
+    it('should not retry on rejection if nr of retries is 0', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                throw new Error('foo');
+            })
+            .catch(retry);
+        }, { retries : 0 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+            expect(count).to.be(1);
+        });
+    });
+
+    it('should reject the promise if the retries were exceeded', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                throw new Error('foo');
+            })
+            .catch(retry);
+        }, { retries: 2, factor: 1 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+            expect(count).to.be(3);
+        });
+    });
+
+    it('should pass options to the underlying retry module', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            return promiseDelay(10)
+            .then(function () {
+                if (count < 2) {
+                    count += 1;
+                    retry(new Error('foo'));
+                }
+
+                return 'final';
+            });
+        }, { retries: 1, factor: 1 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+        });
+    });
+
+    it('should convert direct fulfillments into promises', function () {
+        return promiseRetry(function () {
+            return 'final';
+        }, { factor: 1 })
+        .then(function (value) {
+            expect(value).to.be('final');
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+
+    it('should convert direct rejections into promises', function () {
+        promiseRetry(function () {
+            throw new Error('foo');
+        }, { retries: 1, factor: 1 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+        });
+    });
+
+    it('should not crash on undefined rejections', function () {
+        return promiseRetry(function () {
+            throw undefined;
+        }, { retries: 1, factor: 1 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err).to.be(undefined);
+        })
+        .then(function () {
+            return promiseRetry(function (retry) {
+                retry();
+            }, { retries: 1, factor: 1 });
+        })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err).to.be(undefined);
+        });
+    });
+
+    it('should retry if retry() was called with undefined', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                if (count <= 2) {
+                    retry();
+                }
+
+                return 'final';
+            });
+        }, { factor: 1 })
+        .then(function (value) {
+            expect(value).to.be('final');
+            expect(count).to.be(3);
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+
+    it('should work with several retries in the same chain', function () {
+        var count = 0;
+
+        return promiseRetry(function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+            .then(function () {
+                retry(new Error('foo'));
+            })
+            .catch(function (err) {
+                retry(err);
+            });
+        }, { retries: 1, factor: 1 })
+        .then(function () {
+            throw new Error('should not succeed');
+        }, function (err) {
+            expect(err.message).to.be('foo');
+            expect(count).to.be(2);
+        });
+    });
+
+    it('should allow options to be passed first', function () {
+        var count = 0;
+
+        return promiseRetry({ factor: 1 }, function (retry) {
+            count += 1;
+
+            return promiseDelay(10)
+                .then(function () {
+                    if (count <= 2) {
+                        retry(new Error('foo'));
+                    }
+
+                    return 'final';
+                });
+        }).then(function (value) {
+            expect(value).to.be('final');
+            expect(count).to.be(3);
+        }, function () {
+            throw new Error('should not fail');
+        });
+    });
+});