v2.2.0 proposal

[belochub]

Version 2.2.0 (2018-12-26, @belochub)

This minor version release features multiple fixes and improvements to the client implementation and the CLI, including the addition of the persistent history, pretty-printing, and man page. It also features a fix for a potential WebSocket server vulnerability.

All changes:

• lib: move RemoteError to es6 class (Denys Otrishko) #385
• conn: make reconnection consistent (Mykola Bilochub) #386
• lib: fix unhandled error events on connection (Mykola Bilochub) #389
• conn: return error when handshake is not received (Mykola Bilochub) #387 [semver-minor]
• test: fix invalid test (Dmytro Nechai) #388
• cli: add persistent history implementation (Mykola Bilochub) #390 [semver-minor]
• cli: enable reconnection reporting (Mykola Bilochub) #391 [semver-minor]
• ws,server: avoid forwarding 'clientError' event (Mykola Bilochub) #392
• lib: change the default reconnector behavior (Mykola Bilochub) #393
• deps,lint: update dependencies (Mykola Bilochub) #394
• cli: add pretty-print option (Mykola Bilochub) #395 [semver-minor]
• cli: fix incorrect --verbose option behavior (Mykola Bilochub) #397
• cli: add --version option, print version in help (Mykola Bilochub) #398 [semver-minor]
• cli,doc: add man page for jstp-cli (Mykola Bilochub) #396 [semver-minor]
• cli: add --help option to the man page (Mykola Bilochub) #401 [semver-minor]
• doc: add a notice about the CLI to the README.md (Mykola Bilochub) #400