Add scroll_into_view to mobile: find

Fix #566
Example. Scroll to an element with text or name matching 'account'

text = 'account'
       # scroll vertical ListView
args = 'scroll',
       # textContains(text)
       [ [3, text] ],
       # descriptionContains(text)
       [ [7, text] ]

mobile :find, args
Update hybrid.md

Added Java example for hybrid webview app.
Merge pull request #570 from bootstraponline/scroll_into_view

Add scroll_into_view to mobile: find
Merge pull request #571 from snevesbarros/patch-1

Update hybrid.md
Add scroll test and update submodules
Merge pull request #572 from bootstraponline/master

Add scroll test and update submodules
change polarity of this check so we don't keep adding to it
make sure readyCb uses err as first argument