change network timeout from zero to 2 sec, add network tests
Group tests.
Define common network test parameters.
Move wait and retry options to settings.
Run only unit and functional tests from build script (no network).
Fix fetch-tx-index and add native format tests.
Add support in fetch-tx-index for various formats.
fix command line processing error.
Whitespace.
Remove fetch-tx height option.
Disable fetch-configmrations format option.
Fix and test fetch-tx native format option.
Add common test macros and parameters.
Style and comments.
Update metadata and codegen.
Add and update network tests.
Merge pull request #71 from evoskuil/develop

Add network tests and group tests for selective execution.