Fix Windows script for finding examples JAR

run2.cmd

@@ -64,12 +64,12 @@ set CLASSPATH=%CLASSPATH%;%BAGEL_DIR%\target\scala-%SCALA_VERSION%\classes
 
 rem Figure out the JAR file that our examples were packaged into.
 rem First search in the build path from SBT:
-for /D %%d in ("%EXAMPLES_DIR%/target/scala-%SCALA_VERSION%/spark-examples*.jar") do (
-  set SPARK_EXAMPLES_JAR=%%d
+for %%d in ("examples/target/scala-%SCALA_VERSION%/spark-examples*.jar") do (
+  set SPARK_EXAMPLES_JAR=examples/target/scala-%SCALA_VERSION%/%%d
 )
 rem Then search in the build path from Maven:
-for /D %%d in ("%EXAMPLES_DIR%/target/spark-examples*hadoop*.jar") do (
-  set SPARK_EXAMPLES_JAR=%%d
+for %%d in ("examples/target/spark-examples*hadoop*.jar") do (
+  set SPARK_EXAMPLES_JAR=examples/target/%%d
 )
 
 rem Figure out whether to run our class with java or with the scala launcher.