[iOS] New flurry config. Collect crash log.

Send data only she app starts

iphone/Maps/Statistics/Statistics.m

@@ -8,12 +8,19 @@
 {
   [Flurry startSession:
       [[NSBundle mainBundle] objectForInfoDictionaryKey:@"FlurryKey"]];
+  [self configure];
 }
 
 - (void) stopSession
 {
 }
 
+- (void) configure
+{
+  [Flurry setCrashReportingEnabled:YES];
+  [Flurry setSessionReportsOnPauseEnabled:NO];
+}
+
 - (void) logEvent:(NSString *)eventName
 {
   [Flurry logEvent:eventName];