Bug 1017329 - send a test message through data channel in reverse direction. r=whimboo
Bug 235230 - Change IDL type of nsIX509Cert::windowTitle to AString; Original patch by Zack Weinberg. r=keeler
Bug 1008626 - Removed javaScriptEnabled and cssSelectors capabilities ( no longer needed); updated tests accordingly. r=automatedtester
Bug 1016147 - Make sendKeysToElement() respect caret position. r=automatedtester

This allows HTMLElement.send_keys() to insert text after the caret in
<input>.

Also, fix the test cast fail in test_text.py due to caret position was
not being considered.