Workaround for OSX not having the realpath command.

scripts/importmcdev.sh

@@ -5,7 +5,7 @@ set -e
 nms="net/minecraft/server"
 export MODLOG=""
 PS1="$"
-basedir=$(realpath "$1")
+basedir="$(cd "$1" && pwd -P)"
 
 workdir="$basedir/work"
 minecraftversion=$(cat "$workdir/BuildData/info.json"  | grep minecraftVersion | cut -d '"' -f 4)