PGB-only gap:platform
PGB 3.0 uses gap:plugin, not feature element
update phonegap-version pref to 3.0
add PGB's iOS prefs
add PGB's Android prefs
add PGB's BB prefs
slight change to wording
custom URL schemes in iOS
rearrange sections in icon/splash listings
add platform-specific PGB icon/splash lists
stubs for PGB config.xml features, plugins, custom debug
note remote debug PGB config feature
add PGB custom debug server info
retitled PGB section to disable autolinks & obviate nbsp hack