Switch to side-by-side view

--- a/src/qtgui/recoll.pro.in
+++ b/src/qtgui/recoll.pro.in
@@ -113,4 +113,4 @@
              i18n/recoll_uk.ts \
              i18n/recoll_xx.ts \
              i18n/recoll_zh_CN.ts \
-
+             i18n/recoll_zh.ts \