Th2-data-services

Improvements
1. [TH2-2601] Unit tests were added in CI.

BugFixes
2. [TH2-2581] Fix notebook examples in the Utils repo.
3. [TH2-2579] Fix compatibility of DS and DS_utils libs.

Bugs

v0.3.0_master
Improvement
1. Refactor Utils module
2. Changing Data Workflow
3. Tests were added
4. Pre-commit was added

Features
1. find_messages_by_id_from_data_provider and find_events_by_id_from_data_provider
functions returns dict if arg1 == str else list. So if your request only one
message or event it returns Dict.

2. An experimental EventsTree2 class has been added with a real tree inside.

Bugs
1. [TH2-2323] Memory leak when we use Data object.

Features
1. find_messages_by_id_from_data_provider and find_events_by_id_from_data_provider
functions returns dict if arg1 == str else list. So if your request only one
message or event it returns Dict.

2. An experimental EventsTree2 class has been added with a real tree inside.

Features
1. [TH2-2248] Make python 3.6 compatibility

BugFixes
1. [TH2-2232] Lib raises "TypeError" during Data.__del__ execution
2. [TH2-2213] [DataServices]: Intermediate error in th2-rpt-data-provider when unloading events from th2-rpt-data-provider.

First stable release.

The major version is 0 due to the interfaces can be modified in the future.