Removed problematic target assignation in setup_env.bat, and improved setup of test project to avoid change of folders

setup_env.bat

@@ -1,8 +1,6 @@
 git submodule init
 git submodule update
-call android.bat update project -p actionbarsherlock\library --target 1
-call android.bat update project -p . --target 1
+call android.bat update project -p actionbarsherlock\library
+call android.bat update project -p .
 copy /Y third_party\android-support-library\android-support-v4.jar actionbarsherlock\library\libs\android-support-v4.jar
-cd tests
-call android.bat update test-project -m .. -p .
-cd ..
+call android.bat update test-project -p tests -m ..

setup_env.sh

@@ -5,5 +5,4 @@ git submodule update
 android update project -p actionbarsherlock/library
 android update project -p .
 cp third_party/android-support-library/android-support-v4.jar actionbarsherlock/library/libs/android-support-v4.jar 
-cd tests
-android update test-project -m .. -p .
+android update test-project -p tests -m ..