Fixed symbol change crash. The symbol change menu still hovers around being completely out of date from the actual symbol, and the changes don't nessecarilly take place on the card either. Perhaps a caching problem?

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@195 0fc631ac-6414-0410-93d0-97cfa31319b6

src/script/parser.cpp

@@ -292,7 +292,7 @@ void parseExpr(TokenIterator& input, Script& script, Precedence minPrec);
 
 /// Parse an expression, possibly with operators applied. Optionally adds an instruction at the end.
 /** @param input     Read tokens from the input
- *  @param scrip     Add resulting instructions to the script
+ *  @param script     Add resulting instructions to the script
  *  @param minPrec   Minimum precedence level for operators
  *  @param closeWith Add this instruction at the end
  *  @param closeWithData Data for the instruction at the end