Switch to side-by-side view

--- a/src/recollinstall.in
+++ b/src/recollinstall.in
@@ -86,7 +86,8 @@
 
 @NOQTMAKE@test -d ${datadir}/applications \
 @NOQTMAKE@  || mkdir -p ${datadir}/applications || exit 1
-
+@NOQTMAKE@test -d ${datadir}/appdata \
+@NOQTMAKE@  || mkdir -p ${datadir}/appdata || exit 1
 
 # Use the xdg utilies to install the desktop file and icon? Couldn't find
 # out how to get this to work sanely. So keep the old way
@@ -94,6 +95,7 @@
 #export PATH
 #xdg-desktop-menu install desktop/recoll-searchgui.desktop
 #xdg-icon-resource install --size 48 desktop/recoll.png
+@NOQTMAKE@${INSTALL} -m 0444 desktop/recoll.appdata.xml ${datadir}/appdata
 @NOQTMAKE@${INSTALL} -m 0444 desktop/recoll-searchgui.desktop ${datadir}/applications
 @NOQTMAKE@${INSTALL} -m 0444 desktop/recoll.png ${datadir}/icons/hicolor/48x48/apps
 @NOQTMAKE@${INSTALL} -m 0444 desktop/recoll.png ${datadir}/pixmaps/