Fix new actionbar icon sizes, rename icon to ic_launcher following Android naming conventions

Resources/graphics/update-drawables.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+APP_DIR=../../OpenKeychain/src/main
+LDPI_DIR=$APP_DIR/res/drawable-ldpi
+MDPI_DIR=$APP_DIR/res/drawable-mdpi
+HDPI_DIR=$APP_DIR/res/drawable-hdpi
+XDPI_DIR=$APP_DIR/res/drawable-xhdpi
+XXDPI_DIR=$APP_DIR/res/drawable-xxhdpi
+XXXDPI_DIR=$APP_DIR/res/drawable-xxxhdpi
+PLAY_DIR=./
+
+
+# Launcher Icon:
+# -----------------------
+# ldpi: 36x36
+# mdpi: 48x48
+# hdpi: 72x72
+# xhdpi: 96x96
+# xxhdpi: 144x144.
+# xxxhdpi 192x192.
+# google play: 512x512
+
+NAME="ic_launcher"
+
+inkscape -w 36 -h 36 -e "$LDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 48 -h 48 -e "$MDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 72 -h 72 -e "$HDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 96 -h 96 -e "$XDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 144 -h 144 -e "$XXDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 192 -h 192 -e "$XXXDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 512 -h 512 -e "$PLAY_DIR/$NAME.png" $NAME.svg
+
+# Actionbar Icons
+# -----------------------
+# mdpi: 32x32
+# hdpi: 48x48
+# xhdpi: 64x64
+# xxhdpi: 96x96
+
+for NAME in "ic_action_nfc" "ic_action_qr_code"
+do
+inkscape -w 32 -h 32 -e "$MDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 48 -h 48 -e "$HDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 64 -h 64 -e "$XDPI_DIR/$NAME.png" $NAME.svg
+inkscape -w 96 -h 96 -e "$XXDPI_DIR/$NAME.png" $NAME.svg
+done