MOBI-283 pagePanel fixed positioning unreliable
- deregister fitToParent when element no longer exists

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@39811 8668f098-c06c-11db-ba21-f49e70c34f74
MOBI-736 Support for IE8
- mobileshowcase popup example - render <a> instead of <button> to avoid IE8 posting the form

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@39812 8668f098-c06c-11db-ba21-f49e70c34f74
MOBI-736 Support for IE8
- geolocation - remove unsupported addEventListener and add IE8 message to mobileshowcase example 

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@39814 8668f098-c06c-11db-ba21-f49e70c34f74