New beginning (#1)

* removed signing config when building a release
* slightly reorganized project structure
* .editorconfig
* updated README

.editorconfig

@@ -0,0 +1,15 @@
+# Editor configuration, see https://editorconfig.org
+root = true
+
+[*.{java,properties,xml}]
+charset = utf-8
+indent_style = tab
+indent_size = 2
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+indent_style = space
+trim_trailing_whitespace = true
+
+[package.json]