• Add backoff to all requests (dolzenko)
• BigQuery
  • Add #all to Data
  • Add #all, #next and #next? to Dataset::List, Job::List, QueryData, Table::List and Dataset::LookupResults
  • #all methods now return lazy enumerator with request_limit
• Datastore
  • Add #cursor_for, #each_with_cursor and #all_with_cursor to Dataset::QueryResults
  • #all and #all_with_cursor methods now return lazy enumerator with request_limit
• DNS
  • Add #all to Change::List and  Zone::List
  • #all methods now return lazy enumerator with request_limit
• Logging
  • #all methods now return lazy enumerator with request_limit
• Pub/Sub
  • Fix bug when publishing multi-byte strings
  • Add support for IO-ish objects
  • Add #all, #next and #next? to Subscription::List and Topic::List
  • #all methods now return lazy enumerator with request_limit
• Resource Manager
  • #all methods now return lazy enumerator with request_limit
• Storage
  • Breaking Change: Remove retries option from Bucket#delete and Project#create_bucket (configure in Backoff instead)
  • Add support for customer-supplied encryption keys
  • Fix issue verifying large files (Aguasvivas22)
  • #all methods now return lazy enumerator with request_limit
• Vision
  • Add support for IO-ish objects

• Add Vision service implementation

• BigQuery
  • Restore chunk_size argument on Gcloud::Bigquery::Table#load (gramos74)
• Storage
  • Gcloud::Storage::Bucket#create_file now uses default chunk_size
• Datastore
  • Fixed documentation (bmclean)
• Add Gcloud::Upload.default_chunk_size
• Pegged dependency to google-protobuf version 3.0.0.alpha.5.0.5.1

• Datastore
  • Upgrade Datastore to v1beta3 using gRPC
  • Add GQL query support
  • Breaking Changes:
    • QueryResults#more_results is now a symbol, was a string
    • ApiError is removed, top-level Gcloud errors returned now
    • DATASTORE_HOST environment variable removed, use DATASTORE_EMULATOR_HOST now

• Datastore
  • Add insert and update methods to specify persistence behavior
  • Allow different updates (upsert/insert/update/delete) in a single commit outside of a transaction
  • Entity can now have Location property values
  • QueryResults#more_after_cursor? was added
  • QueryResults#next?, #next, #all were added
  • Allow array of objects as well as splat arguments
• Translate
  • Allow array of strings as well as splat arguments

• Datastore
  • Fix issue with blob values being stored in base64 (bmclean)

• Datastore
  • Add support for blob values (bmclean)
  • Add support for Date and DateTime values
  • Add support for setting read consistency
  • Add support for batch operations outside of a transaction (timanovsky)
  • Fix handling of rollback errors (timanovsky)
  • Remove setting of project/dataset_id in query partition (toots)

• Add support for Translate API
• Drop support for Search service

• Pub/Sub
  • Add support for emulator (dlorenc)
• Datastore
  • Fix bug where entities were not properly marked persisted after being saved
  • Fix bug in transaction delete accepting keys (timanovsky)
  • Update access token logic to avoid expired credentials (timanovsky)

• Pub/Sub
  • Fixed issue with unnecessary acknowledge requests in autoack (maxstudener)

• Pub/Sub
  • Fixed issue with unnecessary base-64 encoding of message data (ptinsley)

• Add support for Logging service
• gRPC
  • Add dependency on gRPC gem
  • Pub/Sub transport layer now uses gRPC
  • New Logging transport layer uses gRPC
  • Future releases will migrate more services to gRPC

• BigQuery
  • Fix error accessing a job's data before the job is complete (yhirano55)
  • Fix undefined local variable in Dataset's access rules (yhirano55)
  • Optionally specify location when creating a Dataset (gramos74)
• Datastore
  • Fix bug in calculating an Entity's exclude_from_indexes (bmclean)
• Pub/Sub
  • Correctly raise error when accessing a policy without permissions
  • Update policy permissions documentation

• Add delimiter parameter for listing Storage files
• Add support for Ruby 2.3

• Add support for Search service
• Drop support for Ruby 1.9.3
  • Replace options hash parameter with named parameters

• Add support for Release Manager service
• Pub/Sub Additions
  • Fix issue getting and setting policies (jeffmendoza)
  • Modified autocreate default value and behavior
  • Add skip_lookup option on resource lookup methods
  • Add Project#publish method
  • Add Project#subscribe method
• Datastore Additions
  • Add namespace option on running queries (jondot)
  • Add query, entity, and key helpers to Dataset

• Add support for Bucket attributes, including:
  • CORS
  • logging
  • versioning
  • location
  • website
  • storage class
• Add support for File attributes, including:
  • cache_control
  • content_dispostion
  • content_encoding
  • content_language
  • content_type
• Add support for File upload validation with MD5 or CRC32c
• Add File#public_url
• Improve stability and error reporting of Storage ACL helpers

• Add DNS Service

• Improved BigQuery table recognition from a string (vitaliel)
• Add missing options from BigQuery Table#load (gramos74)
• Add missing options from BigQuery Table#extract

• Auto-discovery of project-id on Google Compute Engine
• Support getting project id from GCE auth compute
• New dataset access DSL for BigQuery
• New table schema DSL for BigQuery
• Add Code of Conduct

• Load data to BigQuery from Datastore backup
• Add Job#wait_until_complete convenience method to BigQuery
• Add String representation of tables in BigQuery
• Add refresh! methods to Storage and BigQuery
• Support DATASTORE_DATASET environment variable
• Update Storage and BigQuery documentation for possible errors during large file uploads
• Fix missing Pathname require
• Truncate object representation in interactive output

Add BigQuery service

• Improve error messaging when uploading files to Storage
• Add GCLOUD_PROJECT and GCLOUD_KEYFILE environment variables
• Specify OAuth 2.0 scopes when connecting to services

Add Pub/Sub service

• Add top-level Gcloud object with instance methods to initialize connections with individual services (e.g. Gcloud#storage)
• Add credential options to Gcloud::Storage::File#signed_url
• Add method aliases to improve usability of Storage API
• Improve documentation

• Storage downloads files in binary mode (premist).
• Updated documentation.

Initial release supporting Datastore and Storage services.