[CB-3815] wp7 & wp8 support splashscreen
[CB-3815] wp8 supports plugins
[CB-3815] partial File support for wp7/8; no FileTransfer
fix stray xref
[CB-3962] plug-in => plugin
[CB-3815] link to webview/plugin platform doc from overview tbl
[CB-3815] fix links to cli/webview/plugin topics from overview tbl
[CB-3815] rm notes about no need for platform config; linked issue to overview tbl
[CB-3815] only bb10 works with CLI
[CB-3815] bb10 supports compass
[CB-3815] bb10 supports splashscreen
[CB-3815] wp7 & wp8 support splashscreen
[CB-3815] bb supports inappbrowser?; fix wp refs
[CB-3815] partial storage support (localStorage only) for wp7/8
[CB-3815] win8 does not support inAppBrowser