fa710a6d67b2de64bde90def77c70d0a052f9030 doc: Add 19501 release notes (MarcoFalke)
faf60dee34ae3dbe8e103a2c1b0679f13df6a921 doc: Remove double-whitespace from help string, other whitespace fixups (MarcoFalke)
Pull request description:
Adds release notes and fixes up some whitespace nits for the touched RPCs
ACKs for top commit:
fanquake:
ACK fa710a6d67b2de64bde90def77c70d0a052f9030
laanwj:
Code review ACK fa710a6d67b2de64bde90def77c70d0a052f9030
Tree-SHA512: b84a96386a9a8ed69f464c7dffdd600cf9a8b33a06120798b141b300991baed369ab91ae48df6446e89e1d62534ccd8ae721454e7a19b48900b317e9192afc47
