v0.5.0

BUG FIXES:

• Profiler crash without executing query (#127).
• Exception when specifying a document_dir and using an ES\Object (#139).
• Empty documents don't get included in repository list (#151).

FEATURES:

• Introduced document proxies.
• Added cardinality aggregation (#119).

IMPROVEMENTS:

• Fixed code style to meet ongr-strict-standard (#113, #75).
• Implemented functional test retries on failure (#34).
• Document annotations can now be written using camel or underscore case (pull-request/147).
• Multiple architecture improvments.
• Added more tests.
• Added HHVM build
• Docs improved a bit

CHANGES:

• Converted documentation to RST format (#68).
• Updated Elasticsearch testing versions.
• PHPCS standard changed to ONGR strict.
• Manager::getBundlesMapping now returns ClassMetadata[] instead of array[]