v4.1.8 (2017-02-03)
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* changed java.util.Date serialization from VPack.date to VPack.string (ISO 8601)
* changed java.sql.Date serialization from VPack.date to VPack.string (ISO 8601)
* changed java.sql.Timestamp serialization from VPack.date to VPack.string (ISO 8601)
* changed java.java.time.Instant serialization from VPack.date to VPack.string (ISO 8601)
* changed java.java.time.LocalDate serialization from VPack.date to VPack.string (ISO 8601)
* changed java.java.time.LocalDateTime serialization from VPack.date to VPack.string (ISO 8601)
* added byte[] de-/serialization from/to VPack.string (Base64)
* added ArangoCollection.drop(isSystem)
* improved ArangoDBException with responseCode, errorNum, errorMessage
* changed ArangoCollection.deleteDocuments() to work with keys and documents
* fixed URL encoding bug (#97)
* fixed update/replaceDocumets with Json (#98)

v4.1.7 (2017-01-26)
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* fixed importDocuments, insertDocuments to work with raw Jsons (issue #91)

v4.1.6 (2017-01-18)
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* added serializer support for enclosing types

v4.1.5 (2017-01-12)
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* fixed VPack String serialization (UTF-8 encoding)
* fixed VPack parsing of fields of type Object
* fixed VPack serializing of array with null values (issue #88)
* added configuration for custom annotations within VPack de-/serialization
* added support of transient modifier within VPack de-/serialization

v4.1.4 (2016-12-19)
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* added VPack serializer/de-serializer for java.util.UUID
* fixed VPack parsing (issue #65, #80, #82)

v4.1.3 (2016-11-22)
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* fixed error while serializing long values with VPackBuilder
* added bulk import API

v4.1.2 (2016-11-10)
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* fixed GraphEntity for ArangoDatabase.getGraphs() (field name is null)
* added VelocyPack UTC_DATE parsing to Json String (ISO 8601)
* added configuration methods for VPackParser in ArangoDBAsync.Builder
* added VPackJsonSerializer for VPackParser

v4.1.1 (2016-11-09)
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* changed json parsing of VelocyPack types not known in json
* fixed VelocyPack bug with non-ASCII characters
* added missing replicationFactor in CollectionCreateOptions
* added missing replicationFactor in CollectionPropertiesEntity
* added option serializeNull in DocumentUpdateOptions

v4.1.0 (2016-10-28)
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* changed VelocyStream communication (send protocol header)
* added VeloyPack serialization support for java.time.Instant, LocalDate, LocalDateTime
* added ArangoUtil for manually de-/serialization