Implement Qualcomm Sahara VIP and fix a few bugs

* Qualcomm Sahara VIP
* Project Cleanup
* Allow unlocking an already unlocked phone

7zip/Compress/RangeCoder/RangeCoderBitTree.cs

@@ -141,7 +141,7 @@ namespace SevenZip.Compression.RangeCoder
                 uint bit = Models[m].Decode(rangeDecoder);
                 m <<= 1;
                 m += bit;
-                symbol |= (bit << bitIndex);
+                symbol |= bit << bitIndex;
             }
             return symbol;
         }
@@ -156,7 +156,7 @@ namespace SevenZip.Compression.RangeCoder
                 uint bit = Models[startIndex + m].Decode(rangeDecoder);
                 m <<= 1;
                 m += bit;
-                symbol |= (bit << bitIndex);
+                symbol |= bit << bitIndex;
             }
             return symbol;
         }