apps: add musikcube, simple eopkg converter

apps/mkeopkg

@@ -0,0 +1,12 @@
+#!/bin/sh
+APP=$(basename "$0" | sed 's/^mk//')
+DIR=/tmp/appdwarf/$APP
+mkdir -p "$DIR"
+eopkg fc -o "$DIR" "$@"
+parallel "unzip -op {} install.tar.xz | tar xJf - -C$DIR" ::: "$DIR"/*.eopkg 
+rm "$DIR"/*.eopkg
+appdwarf -b "$DIR"/AppRun
+sed -i 2,4s#/bin#/usr/bin# "$DIR"/AppRun
+appdwarf "$DIR"
+mv "$DIR".sh "$APP"
+rm -rf "$DIR"

apps/mkmusikcube

@@ -0,0 +1,11 @@
+#!/bin/sh
+APP=$(basename "$0" | sed 's/^mk//')
+DIR=/tmp/appdwarf/$APP
+mkdir -p "$DIR"
+LINK=$(curl https://api.github.com/repos/clangen/musikcube/releases | grep -om2 http.\*bz2 | tail -n1)
+curl -L "$LINK" | tar xj -C"$DIR"
+mv "$DIR"/musikcube*/* "$DIR"
+appdwarf -a "$DIR"/AppRun
+appdwarf "$DIR" "$@"
+mv "$DIR".sh "$APP"
+rm -rf "$DIR"