Added find_documents.scala

Author: sindbach

README.md

@@ -4,7 +4,7 @@ An example of docker-compose to set up a single [Apache Spark](http://spark.apac
 
 ### Starting up 
 
-You can start by running commang : 
+You can start by running command : 
 
 ```
 docker-compose run spark bash

spark/Dockerfile

@@ -31,5 +31,5 @@ RUN wget http://central.maven.org/maven2/org/mongodb/mongo-java-driver/3.2.2/mon
 
 # add readme file to start-up
 COPY readme.txt /home/ubuntu/readme.txt
-
+COPY find_documents.scala /home/ubuntu/find_documents.scala