setup.org: add doc on meghanda mode and shadowJar task

docs/setup.org

@@ -77,3 +77,27 @@ start with:
 #+END_SRC
 
 then M-x eclim-mode in a java buffer.
+
+** when dependencies change
+
+- close eclim
+- start eclipse
+- File -> Gradle ->
+
+
+* meghanda mode
+
+https://github.com/mopemope/meghanada-emacs
+
+(require 'meghanada)
+(add-hook 'java-mode-hook
+          (lambda ()
+            (meghanada-mode t)
+            (flycheck-mode +1)))
+
+
+* shadow jar (uberjar)
+
+http://imperceptiblethoughts.com/shadow/
+
+adds =shadowJar= gradle task.