WordKey.cc:372:7: warning: suggest explicit braces to avoid ambiguous 'else'

[andy5995]

The warning needs to be fixed.

WordKey.cc: In member function 'int WordKey::Prefix() const':

WordKey.cc:372:7: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]

     if(IsDefined(j))

       ^

and this one, in a related file:

WordKeyInfo.cc: In member function 'int WordKeyField::SetString()':

WordKeyInfo.cc:48:18: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]

   name.set("Word");

https://github.com/andy5995/htdig/blob/1d0d2f4e17f2bbbfc6b402c1ece51e7e80fe66e2/htword/WordKey.cc#L1

[andy5995]

Closed with 4d0af8407bab1fe99f3aa229ac1419d173a6fc71