update readme, small fix

README

@@ -3,4 +3,10 @@ create the file "user" with your username and password in the form of "user:pass
 
 then you can call remote
 
-use aremote if you are on android
+
+deps:
+posix sh
+curl
+echo
+readlink -f
+dirname

jsoncall

@@ -1 +1,2 @@
-curl -s --data-binary @json/$1 -H 'content-type: application/json;' $(cat server)/jsonrpc --anyauth --user $(cat user) --connect-timeout 1
+pw_path=$(dirname $(readlink -f $0))
+curl -s --data-binary @$pw_path/json/$1 -H 'content-type: application/json;' $(cat $pw_path/server)/jsonrpc --anyauth --user $(cat $pw_path/user) --connect-timeout 1

remote

@@ -6,7 +6,7 @@ echo "Y/Z: track back   X: track next                    "
 echo "  J: jump back    K: pause/play    L: jump forward "
 echo "+/N: volume up  -/B: volume down   M: mute/unmute  "
 
-pw_path=$(dirname $0)
+pw_path=$(dirname $(readlink -f $0))
 while true;
 do
 	eval read -n 1 -s character
@@ -30,7 +30,7 @@ do
 		sh $pw_path/jsoncall contextmenu > /dev/null
 		;;
 		j)
-		sh $pw_path/jsoncall smallbackward	> /dev/null
+		sh $pw_path/jsoncall smallbackward > /dev/null
 		;;
 		k)
 		sh $pw_path/jsoncall pauseplay > /dev/null