Removing spaces in app's filename and adding another .desktop file

Change-Id: Ia59ffe82b0a24215365e4703712fec9a270749b8
diff --git a/linux/ndnx-control-center.desktop.in b/linux/ndnx-control-center.desktop.in
new file mode 100644
index 0000000..742ae47
--- /dev/null
+++ b/linux/ndnx-control-center.desktop.in
@@ -0,0 +1,12 @@
+[Desktop Entry]
+Version=1.0
+Name=NDNx Control Center
+Keywords=Internet;NDN;NDNx
+Exec=@BINDIR@/@BINARY@
+Terminal=false
+X-MultipleArgs=false
+Type=Application
+Icon=@DATAROOTDIR@/ndnx-control-center/ndnx-main.png
+Categories=GNOME;GTK;Network;
+StartupNotify=true
+Actions=NewWindow;NewPrivateWindow;