* access conditions
* bitwise enum class
* Update x-ms-date on each retry
* add a header for all constant strings
* fix some ut
* rename ModifiedTimeAccessConditons->LastModifiedTimeAccessConditions
* Rename Properties->HttpHeaders
* Rename BlobXxxItems->Items
* Remove MaxResults in response of list operations
* specify time format in comments for GetUSerDelegationKey API
* per operation pipelines and per retry pipelines
* Define some response types and rename ListBlobsFlat
* Add different return types for some APIs
* Rename BlobDownloadInfo->BlobDownloadResponse
* Assign default value to BlobContentLength to supporess compiler warnings
* add concurrent download to buffer
* concurrent upload block blob from buffer
* use Nullable
* use C++ style cast
* Add documentation
* use signed int instead of unsigned
* disable storage ut
* add timeout in protocol layer
* enable stroage ut
* undelete test case
* Support copy status in properties
* Remove default value for SequenceNumber in CreatePageBlobOptions
* Give AccessTier a default value to eliminate warning
* Add blob clients conversion functions
* Fix bug in shared key authentication
* Add GetUri().
* make lease-status and lease-state optional
* Check duplicates in metadata
* add tests for blob service
* AppendBlocb doesn't support AccessTier
* fix bug in "RangeFromXml"
* redefine PageRange in convenience layer
* suppress warnings from gtest
* add API AppendBlockFromUri
* connection string parsing
* Add memorystream
* Rename connection string constants
* Adapt to new bodystream, this will be rewritten when bosystream is changed to unique_ptr
* fix compiler errors
* Change MemoryStream interface
* samples framework
* Add newline at the end of file
* fix compiler error
