Use MenuItemCompat to fix cast exception bug.

10-21 21:48:02.561: E/AndroidRuntime(31144): java.lang.ClassCastException: android.widget.ShareActionProvider cannot be cast to android.support.v7.internal.view.menu.MenuItemWrapperICS$ActionProviderWrapper
10-21 21:48:02.561: E/AndroidRuntime(31144): 	at android.support.v7.internal.view.menu.MenuItemWrapperICS.getSupportActionProvider(MenuItemWrapperICS.java:311)
10-21 21:48:02.561: E/AndroidRuntime(31144): 	at android.support.v7.internal.view.menu.MenuItemWrapperICS.checkActionProviderOverrideVisibility(MenuItemWrapperICS.java:325)
10-21 21:48:02.561: E/AndroidRuntime(31144): 	at android.support.v7.internal.view.menu.MenuItemWrapperICS.setActionProvider(MenuItemWrapperICS.java:263)
10-21 21:48:02.561: E/AndroidRuntime(31144): 	at com.funkyandroid.droidcon.uk.iosched.util.SessionsHelper.tryConfigureShareMenuItem(SessionsHelper.java:84)
Merge pull request #68 from chrisanderson79/DroidconUK2013

Use MenuItemCompat to fix cast exception bug.
Static data update
Updated to 2013.14
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Static data update
static data update
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Fix to sort issue of lunch moving
Static data update
Updated to 2013.16
Static data update
Update 2013.17
Fix #70 : Wrong text colour