Moved keywords from local variables to keywords map.

__stream.cpp

@@ -7,12 +7,12 @@ namespace jet {
    
    __stream::__stream(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent, Tag *local) : Tag(in, parentOut, global, parent, this) {
       output = false;
-      if(!variableDefined("name"))
+      if(!keywordDefined("name"))
 	throw coreutils::Exception("stream tag must have a file name to stream.");
       global.outputHeaders();
       int len;
       char buffer[1024];
-      int fd = open(variables["name"].c_str(), O_RDONLY);
+      int fd = open(keywords["name"].c_str(), O_RDONLY);
       do {
 	 len = read(fd, &buffer, 1024);
 	 std::cout << buffer;