Merge pull request #655 from bsura/develop

Add SDK methods to query dashboards and alerts metadata.

Merge pull request #619 from bsura/cache_users

Store user objects on centralized cache.

Change null string placeholder from dollar to hash

Merge pull request #425 from bsura/2.4.1

Improve logging and history messages.

Merge branch 'develop' into master

Merge pull request #264 from SalesforceEng/2.2

Merge 2.2 into Master

Merge pull request #199 from bsura/cachedtsdbservice_bugfix

Bugfix: Trimming of data to use query time window

removing docs from master branch (#179)

Merge pull request #160 from bsura/2.1_release

Manual merge of 2.0 into develop

Merge pull request #114 from SalesforceEng/2.0

Merge 2.0 to master