JZ

Add a promise for element_to_be_clickable in the BrowserQuery's click method

1

See [element_to_be_clickable](http://selenium.googlecode.com/git/docs/api/py/_modules/selenium/webdriver/support/expected_conditions.html#element_to_be_clickable) expected condition. Add a promise for this to the click method so that we do not try clicking on the element too early.

To reproduce: `pip install --no-binary :all: python-guerrillamail` This error is returned: ``` Collecting python-guerrillamail Downloading python-guerrillamail-0.2.0.tar.gz Complete output from command python setup.py egg_info: Traceback (most recent call last): File "",...