Add readme

Author: ericdallo

README.md

@@ -0,0 +1,9 @@
+# clojure-lsp-dev-builds
+
+Install a SNAPSHOT release using:
+
+```
+$ bash <(curl https://raw.githubusercontent.com/clojure-lsp/clojure-lsp/master/install) --version 0.7.7-SNAPSHOT --dir .
+```
+
+Or download a release from the [releases](https://github.com/clojure-lsp/clojure-lsp-dev-builds/releases) page.