Fixed accept_agreements method

Signed-off-by: yevh-berdnyk <ie.berdnyk@gmail.com>

test/appium/views/base_view.py

@@ -185,12 +185,16 @@ class BaseView(object):
         }
 
     def accept_agreements(self):
+        iterations = int()
+        from views.sign_in_view import CreateAccountButton
+        while iterations <= 3 and not CreateAccountButton(self.driver).is_element_displayed():
             for button in self.ok_button, self.continue_button:
                 try:
                     button.wait_for_element(15)
                     button.click()
                 except (NoSuchElementException, TimeoutException):
                     pass
+            iterations += 1
 
     @property
     def logcat(self):