Move bloom filter filtering logic outside of command "switch" (giant if/else).

Moving this logic outside of the "switch" makes it far simpler to
enable the forced disconnect by a parameter.

src/main.cpp

@@ -3989,6 +3989,21 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
     }
 
 
+    if (!(nLocalServices & NODE_BLOOM) &&
+              (strCommand == "filterload" ||
+               strCommand == "filteradd" ||
+               strCommand == "filterclear"))
+    {
+        if (pfrom->nVersion >= NO_BLOOM_VERSION) {
+            Misbehaving(pfrom->GetId(), 100);
+            return false;
+        }
+        //TODO: Enable this after reasonable network upgrade
+        //else {
+        //    pfrom->fDisconnect = true;
+        //    return false;
+        //}
+    }
 
 
     if (strCommand == "version")
@@ -4750,21 +4765,6 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
     }
 
 
-    else if (!(nLocalServices & NODE_BLOOM) &&
-              (strCommand == "filterload" ||
-               strCommand == "filteradd" ||
-               strCommand == "filterclear") &&
-              //TODO: Remove this line after reasonable network upgrade
-              pfrom->nVersion >= NO_BLOOM_VERSION)
-    {
-        if (pfrom->nVersion >= NO_BLOOM_VERSION)
-            Misbehaving(pfrom->GetId(), 100);
-        //TODO: Enable this after reasonable network upgrade
-        //else
-        //    pfrom->fDisconnect = true;
-    }
-
-
     else if (strCommand == "filterload")
     {
         CBloomFilter filter;