Merge pull request #69 from bernii/master

Adding setOrientation and getOrientation handling
travis update
adding support for element location
Merge pull request #70 from santiycr/master

Adding support for x and y location of an element in the page
Preparing for the next wd version release
moving location to getLocation to better comply with other methods in the API
adding support for getting an element's size
travis fix
merging
travis fix
commented version in defaultCapabilities
travis file update
travis file update
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