* Changed/updated the pluginID of
net.paissad.----.maxxmindlocationsprovider
 * Now, the customized GeoLiteCity CSV file is resource of the bundle
net.paissad.waqtsalat.locationsprovider.maxmindlocationsprovider
 * Update main ViewPart
 * Little realy DIRTY HACK over preference default values : the default
preference value for locations provider is hard coded into
WaqtSalatPreferenceInitializer.
 * Fixed bug on LucenUtil about a LockObtainException caused by a non
closed IndexWriter.
 * Added preference value 'Get automatic location from IP address'
 * Updated main ViewPart.
 * Updated CityTableLableProvider in order to provide flag image into
the city search table.
 * Fixed NPE when retrieving the flag for a country which has no image
available from the plugin.
 * Updated main ViewPart.
 * Updated main ViewPart