Changes necessary due updates:
Using CrudRepo interface instead of MysqlRepository.
Fixing tests.
Merge branch 'master' of github.com:molgenis/molgenis

Conflicts:
	molgenis-data-mysql/src/main/java/org/molgenis/data/mysql/MysqlRepository.java
	molgenis-mutationdb/src/main/java/org/molgenis/mutationdb/MutationsViewController.java
	molgenis-mutationdb/src/main/java/org/molgenis/mutationdb/PatientsViewController.java
Add omx2emx converter usage info
Fixed code with removed method.
Fix ArrayOutOfBounds
DataSet extends protocol
Merge pull request #1634 from jjettenn/master

Fixed failed code due to other code changes
Merge branch 'master' of https://github.com/molgenis/molgenis

Conflicts:
	molgenis-data-mysql/src/main/java/org/molgenis/data/mysql/MysqlRepositoryCollection.java
Merge pull request #1633 from dennishendriksen/master

Add omx2emx converter usage info
Merge branch 'master' of https://github.com/molgenis/molgenis
Merge pull request #1635 from erwinwinder/master

Fix Omx2emxConverter for multiple datasets of one protocol
Decoupled Aggregateable from CrudRepository
Merge branch 'master' of https://github.com/molgenis/molgenis
Add descriptions to entities and attributes
Merge pull request #1639 from erwinwinder/feature/refactor-aggregateable

Decoupled Aggregateable from CrudRepository
Merge pull request #1640 from erwinwinder/feature/emxl-meta-desciptions

Feature/emxl meta desciptions
merge with master
added unit tests for elasticsearch repo