Remove cosmetic error messages, thanks @TravisEz13

[ci skip]

Author: probonopd

desktopintegration

@@ -4,10 +4,10 @@
 # into the host system without special help from the host system.
 # If you want to use it, then place this in usr/bin/$APPNAME.wrapper
 # and set it as the Exec= line of the .desktop file in the AppImage.
-# 
+#
 # For example, to install the appropriate icons for Scribus,
 # put them into the AppDir at the following locations:
-# 
+#
 # ./usr/share/icons/default/128x128/apps/scribus.png
 # ./usr/share/icons/default/128x128/mimetypes/application-vnd.scribus.png
 #
@@ -19,7 +19,7 @@
 # below in usr/bin/scribus.wrapper and make it executable.
 # When you run AppRun, then AppRun runs the wrapper script below
 # which in turn will run the main application.
-# 
+#
 # TODO:
 # Handle multiple versions of the same AppImage?
 # Handle removed AppImages? Currently we are just setting TryExec=
@@ -33,7 +33,7 @@ set -e
 if [ ! -z "$DEBUG" ] ; then
   env
   set -x
-fi 
+fi
 
 THIS="$0"
 args=("$@") # http://stackoverflow.com/questions/3190818/
@@ -49,7 +49,7 @@ find-up () {
   while [[ "$path" != "" && ! -e "$path/$1" ]]; do
     path=${path%/*}
   done
-  echo "$path"
+  # echo "$path"
 }
 
 if [ -z $APPDIR ] ; then
@@ -60,11 +60,11 @@ if [ -z $APPDIR ] ; then
   APPDIR=$(find-up "AppRun")
 fi
 
-echo "$APPDIR"
+# echo "$APPDIR"
 
 FILENAME="$(readlink -f "${THIS}")"
 
-echo "$FILENAME"
+# echo "$FILENAME"
 
 if [[ "$FILENAME" != *.wrapper ]] ; then
   echo "${THIS} is not named correctly. It should be named \$Exec.wrapper"
@@ -111,7 +111,7 @@ yesno()
   TITLE=$1
   TEXT=$2
   if [ -x /usr/bin/zenity ] ; then
-    LD_LIBRARY_PATH="" zenity --question --title="$TITLE" --text="$TEXT" || exit 0
+    LD_LIBRARY_PATH="" zenity --question --title="$TITLE" --text="$TEXT" 2>/dev/null || exit 0
   elif [ -x /usr/bin/kdialog ] ; then
     LD_LIBRARY_PATH="" kdialog --caption "Disk auswerfen?" --title "$TITLE" -yesno "$TEXT" || exit 0
   elif [ -x /usr/bin/Xdialog ] ; then
@@ -160,12 +160,12 @@ DIRNAME=$(dirname $FILENAME)
 check_dep desktop-file-validate
 check_dep update-desktop-database
 check_dep desktop-file-install
-check_dep xdg-icon-resource 
-check_dep xdg-mime 
+check_dep xdg-icon-resource
+check_dep xdg-mime
 check_dep xdg-desktop-menu
 
 DESKTOPFILE=$(find "$APPDIR" -maxdepth 1 -name "*.desktop" | head -n 1)
-echo "$DESKTOPFILE"
+# echo "$DESKTOPFILE"
 DESKTOPFILE_NAME=$(basename "${DESKTOPFILE}")
 
 if [ ! -f "$DESKTOPFILE" ] ; then
@@ -243,20 +243,20 @@ if [ -z "$SKIP" ] ; then
     --dir "$DESTINATION_DIR_DESKTOP"
   chmod a+x "$DESTINATION_DIR_DESKTOP/"*
   RESOURCE_NAME=$(echo "$VENDORPREFIX-$DESKTOPFILE_NAME" | sed -e 's/.desktop//g')
-  echo $RESOURCE_NAME
+  # echo $RESOURCE_NAME
 
   # Install the icon files for the application; TODO: scalable
-  ICONS=$(find "${APPDIR}/usr/share/icons/" -wholename "*/apps/${APP}.png" || true)
+  ICONS=$(find "${APPDIR}/usr/share/icons/" -wholename "*/apps/${APP}.png" 2>/dev/null || true)
   for ICON in $ICONS ; do
     ICON_SIZE=$(echo "${ICON}" | rev | cut -d "/" -f 3 | rev | cut -d "x" -f 1)
     xdg-icon-resource install --context apps --size ${ICON_SIZE} "${ICON}" "${RESOURCE_NAME}"
   done
 
   # Install mime type
-  find "${APPDIR}/usr/share/mime/" -type f -name *xml -exec xdg-mime install $SYSTEM_WIDE --novendor {} \; || true
+  find "${APPDIR}/usr/share/mime/" -type f -name *xml -exec xdg-mime install $SYSTEM_WIDE --novendor {} \; 2>/dev/null || true
 
   # Install the icon files for the mime type; TODO: scalable
-  ICONS=$(find "${APPDIR}/usr/share/icons/" -wholename "*/mimetypes/*.png" || true)
+  ICONS=$(find "${APPDIR}/usr/share/icons/" -wholename "*/mimetypes/*.png" 2>/dev/null || true)
   for ICON in $ICONS ; do
     ICON_SIZE=$(echo "${ICON}" | rev | cut -d "/" -f 3 | rev | cut -d "x" -f 1)
     xdg-icon-resource install --context mimetypes --size ${ICON_SIZE} "${ICON}" $(basename $ICON | sed -e 's/.png//g')