Added readingtestid and changed collection reader for reading multiple
topic documents
Removed unneccessary files
Merge branch 'master' of github.com:oaqa/qa4mre-cse

Conflicts:
	qa4mre-corpus-annotation/target/classes/META-INF/maven/edu.cmu.lti.qalab/qa4mre-corpus-annotation/pom.properties
	qa4mre-main-task/src/main/java/edu/cmu/lti/qalab/answer_selection/AnswerSelectionByKCandAggregation.java
	qa4mre-main-task/src/main/java/edu/cmu/lti/qalab/answer_selection/AnswerSelectionByKCandVoting.java
	qa4mre-main-task/src/main/java/edu/cmu/lti/qalab/collectionreaders/QA4MRETestDocReader.java
	qa4mre-main-task/src/main/resources/consumers/NaiveScorerCasConsumer.xml