Bump Eglot version to 1.8

Bump Eglot version to 1.7

* eglot.el (Version): Bump to 1.7.
(Package-Requires): Bump dependency versions.

* eglot.el (Version): Bump to 1.6

* NEWS.md: Bump to 1.6

* eglot.el (Version): Bump to 1.5

* NEWS.md: update.

Handle (un)registerCapability requests via generic functions

* eglot.el (Version): Bump to 1.4
(eglot-register-capability, eglot-unregister-capability): New
generic functions.
(eglot--register-unregister): Call eglot-register-capability,
eglot-unregister-capability.
(eglot-register-capability s (eql
workspace/didChangeWatchedFiles)): Rename from
eglot--register-workspace/didChangeWatchedFiles.
(eglot-unregister-capability s (eql
workspace/didChangeWatchedFiles)): Rename from
eglot--unregister-workspace/didChangeWatchedFiles.

* eglot.el (Version): Bump to 1.3

* eglot.el (Version): Bump to 1.2

jsonrpc.el is now a GNU ELPA depedency

* Makefile (ELFILES): Don't include jsonrpc.
(jsonrpc-check): Remove target.
(check): Don't run jsonrpc-check

* eglot.el (Package-Requires): Require jsonrpc 1.0.0
(Version): Bump to 1.1

* jsonrpc.el: Remove

* jsonrpc-tests.el: Remove

Merge branch 'jsonrpc-refactor', bump version to 1.0

* eglot.el (Version): Bump to 1.0

* eglot.el (Version): Bump to 0.11