Add view only and offline wallet test

[everoddandeven]

• Add convenience methods for get_transfers, get_outputs, describe_unsigned_tx_set and describe_multisig_tx_set

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.12% (target: -1.00%)	✅ 89.94%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (f730d7a)	16215	12918	79.67%
Head commit (09ce3ec)	16394 (+179)	13080 (+162)	79.79% (+0.12%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#53)	179	161	89.94%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

See your quality gate settings    Change summary preferences