Update docs, set Java 8 as target

Author: KingMob

README.md

@@ -9,11 +9,16 @@ Manifold provides two core abstractions: **deferreds**, which represent a single
 
 A detailed discussion of Manifold's rationale can be found [here](doc/rationale.md).  Full documentation can be found [here](https://cljdoc.org/d/manifold/manifold).
 
-
+Leiningen:
 ```clojure
 [manifold "0.2.4"]
 ```
 
+deps.edn:
+```clojure
+manifold/manifold {:mvn/version "0.2.4"}
+```
+
 ### Deferreds
 
 A deferred in Manifold is similar to a Clojure promise:

project.clj

@@ -3,7 +3,7 @@
   :license {:name "MIT License"
             :url "http://opensource.org/licenses/MIT"}
   :url "https://github.com/clj-commons/manifold"
-  :scm {:name "git" :url "https://github.com/KingMob/manifold"}
+  :scm {:name "git" :url "https://github.com/clj-commons/manifold"}
   :dependencies [[org.clojure/clojure "1.11.0" :scope "provided"]
                  [org.clojure/tools.logging "1.1.0" :exclusions [org.clojure/clojure]]
                  [io.aleph/dirigiste "1.0.0"]
@@ -24,4 +24,5 @@
   :jvm-opts ^:replace ["-server"
                        "-XX:-OmitStackTraceInFastThrow"
                        "-Xmx2g"
-                       "-XX:NewSize=1g"])
+                       "-XX:NewSize=1g"]
+  :javac-options ["-target" "1.8" "-source" "1.8"])