Fix selectors with dots

Fix #318
wrap executeAtom so it is aware of blocking alerts; some other rearch
Merge pull request #323 from bootstraponline/fix_dot

[Android] Fix selectors with dots
Merge pull request #326 from bootstraponline/fix_button

[Android] Fix button finding
Merge pull request #327 from jlipps/master

handle webview alerts somewhat
Find Element from element in webviews.
Merge pull request #328 from maudineormsby/master

Find Element from Element in webviews + test
enable getting of text in webview alert
allow dismissing of alerts that only have OK buttons
allow setting of alert text
make sure setAlertText fails on non-prompts
make sure you can't get text of a dismissed alert
betterify alert closing wait logic
Merge pull request #329 from jlipps/master

even moar alert awesomeness
add frame guineas and ability of executeAtom to run in frame context
allow pre-launching local zips/apps/safari from command line
make sure server quits if it's pre-launch and doesn't work
bump safari default version to 6.1
scope all atom commands to some window object
don't use frame(null) for clearing webview, use mobile: leaveWebView