Update Spring and Spring Security dependencies
Merge branch 'master' of https://github.com/molgenis/molgenis
remove commited files
update gson 2.2.2 to 2.2.4
fixed the bug #1757 Molgenis fails to build when the locale is set to Dutch
Merge pull request #1763 from ChaoPang/algorithm-cleanup

fixed the bug #1757 Molgenis fails to build when the locale is set to Dutch
Merge pull request #1761 from dennishendriksen/master

Update Spring, Spring Security, Gson dependencies
put back the old version OntologyServiceController
Merge branch 'master' of https://github.com/molgenis/molgenis
Add POST overload for retrieve entity GET
Merge branch 'master' of https://github.com/molgenis/molgenis into feature/browsercache
Merge pull request #1764 from dennishendriksen/feature/browsercache

Add POST overload for retrieve entity GET
fixed tests for refactoring
Merge branch 'master' of https://github.com/molgenis/molgenis
refactored all the the null/empty string check to using StringUtils.isEmpty()