Fix issue #1391 (runwccl outputing extra whitespace after each line)

wcclrun/main.cpp

@@ -193,7 +193,7 @@ void Runner::do_sentence(const boost::shared_ptr<Corpus2::Sentence>& sentence)
 	}
 
 	foreach (const std::vector< UnicodeString >& line, outputs) {
-		for (size_t i = 0; i < line.size(); ++i) {
+		for (size_t i = 0; i < line.size() - 1; ++i) {
 			UnicodeString u = line[i];
 			if (tabs) {
 				std::cout << PwrNlp::to_utf8(line[i]) << "\t";
@@ -202,6 +202,9 @@ void Runner::do_sentence(const boost::shared_ptr<Corpus2::Sentence>& sentence)
 				std::cout << PwrNlp::to_utf8(u);
 			}
 		}
+		if (!line.empty()) {
+			std::cout << PwrNlp::to_utf8(line.back());
+		}
 		std::cout << "\n";
 	}
 }