Change in signature for SRConnectionStateChangedBlock

[gaurangtalwadkar]

Proposed Change

Changed signature for SRConnectionStateChangedBlock for passing oldState along with newState.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist

• Unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)
• Any dependent changes have been merged and published in downstream modules

Further comments

Delegate method specifies both oldState and newState when connection state changes. Similar change is done for the block.