[SDK][Bot-Azure] Add BlobsStorage component

[fran893]

Fixes #908

Description

Implements BlobsStorage class and its unit tests. This PR also fixes a few disparities with C# present in different classes. Also, it's improving the parity C# - Java adding last changes of the repository.

Specific Changes

• Add azure-storage-blob in pom.xml
• Add BlobsStorage class
• Add BlobsTranscriptStore class
• Add TranscriptStoreTests unit tests
• Add BlobsStorageTests unit tests
• Add TestPocoState model
• Introduce changes of Log missing update activity and fix infinite loop botbuilder-dotnet#5287
• Introduce changes of Ensured all Activities stored in transcript have Ids botbuilder-dotnet#3701
• Remove double braces in GenerateAnswerUtils class
• Add NanoClockHelper to have a timeStamp with nanoseconds (Java 8 has only milliseconds)
• Add delay between activities in tests to be more precise in the order of execution

Testing

BlobsStorageTests unit tests correctly passing

TranscriptStoreTests unit tests correctly passing

mvn clean install of the entire solution

[Batta32]

Hi @tracyboehrer, the unit test for this implementation requires Azure Storage Emulator, just like the PR #1033.

[Batta32]

@tracyboehrer, we replaced the assertEmulator with runIfEmulator as requested 😊.

[Batta32]

@tracyboehrer, we updated this branch too and the build passed!