add petition cli (#377) #834

Job	Run time
build-try-runtime-and-benchmarks	18m 27s
Build Runtimes (encointer-node-notee)	11m 32s
build	24m 7s
Cancel Previous Runs	4s
cargo-toml-fmt	11s
Rust check +nightly fmt --all -- --check (x86_64-unknown-linux-gnu)	38s
unit-tests	19m 40s
Rust check clippy -p encointer-client-notee (x86_64-unknown-linux-gnu)	7m 30s
test_bootstrap_demo_community.sh	21m 37s
test_bot_community.sh	10m 6s
test_register_business.sh	3m 19s
Draft Release	13s
Publish Runtimes (encointer-node-notee)	13s
	1h 57m 37s

Provide feedback