setup: improved sh scripts

- switched to !/bin/bash because of issues with echo -e on Mac OS
- improved git-sync-master.sh to also rebase on current feature branch
- improved logs in git-publish.sh
- changed build scripts to execute from /bin

script/debug.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Determine path to script
 MY_PATH=`dirname "$0"`
@@ -6,4 +6,4 @@ MY_PATH=`dirname "$0"`
 cd $MY_PATH/..
 
 # Build and run target
-make -C build/Debug "$1" && bin/Debug/"$1"
+make -C build/Debug "$1" && cd bin && Debug/"$1"