wlan: Scenario based BUG report

Change to initiate BUG report in case of fatal event.
Added INI support to Enable/Disable it.

The fatal event handled are as below:
1) Command response from FW is failure. ADD/DEL BSS/STA etc.
2) Roaming failed after successfull preauth.
3) MC, TX, RX Thread is Stucked for 5 sec.
4) Data stall for 10 sec.
5) Sme command timeout.
6) PE defer queue is full.
7) Deny Apps suspend for 15 min.
8) Failed to allocate memory.
9) VOS run out of message wrapper.
10) Management tx timeout.
11) HDD level wait for event timeout.

CRs-Fixed: 912560
Change-Id: I46fb96e1d90f4ab6df2b9f343a0bfc75cb89a417
diff --git a/CORE/SME/inc/csrInternal.h b/CORE/SME/inc/csrInternal.h
index 9ba94a5..f27aec0 100644
--- a/CORE/SME/inc/csrInternal.h
+++ b/CORE/SME/inc/csrInternal.h
@@ -685,6 +685,7 @@
     tANI_U8 roamDelayStatsEnabled;
     tANI_BOOLEAN ignorePeerHTopMode;
     tANI_BOOLEAN disableP2PMacSpoofing;
+    tANI_BOOLEAN enableFatalEvent;
 }tCsrConfig;
 
 typedef struct tagCsrChannelPowerInfo