Prepare for what's coming

This is a copy from elvis.config from ongoing branch
fix/rebar.config

elvis.config

@@ -1,48 +1,27 @@
 [
- {
-   elvis,
-   [
-    {config,
-     [#{dirs    => [
-                    "src"
-                    %% TODO: "test"
-                   ],
-        filter  => "*.erl",
-        rules   => [
-                    {elvis_style, no_tabs},
-                    {elvis_style, no_trailing_whitespace},
-                    {elvis_style, no_if_expression},
-                    {elvis_style, no_nested_try_catch},
-                    {elvis_style, invalid_dynamic_call,
-                     #{ignore => [
-                                  elli,
-                                  elli_http,
-                                  elli_middleware,
-                                  elli_test
-                                 ]}},
-                    {elvis_style, used_ignored_variable},
-                    {elvis_style, no_behavior_info},
-                    {elvis_style, state_record_and_type},
-                    {elvis_style, no_spec_with_records},
-                    {elvis_style, dont_repeat_yourself},
-                    {elvis_style, no_debug_call}
-                   ],
-        ruleset => erl_files
-       },
-      #{dirs    => ["."],
-        filter  => "Makefile",
-        ruleset => makefiles
-       },
-      #{dirs    => ["."],
-        filter  => "rebar.config",
+  {elvis, [
+    {config, [
+      #{
+        dirs => ["src/**", "test/**"],
+        filter => "*.erl",
+        ruleset => erl_files,
+        rules => [
+          {elvis_style, operator_spaces, disable},
+          {elvis_style, invalid_dynamic_call, disable},
+          {elvis_style, dont_repeat_yourself, disable},
+          {elvis_style, no_throw, disable}
+        ]
+      },
+      #{
+        dirs => ["."],
+        filter => "rebar.config",
         ruleset => rebar_config
-       },
-      #{dirs    => ["."],
-        filter  => "elvis.config",
+      },
+      #{
+        dirs => ["."],
+        filter => "elvis.config",
         ruleset => elvis_config
-       }
-     ]
-    }
-   ]
- }
+      }
+    ]}
+  ]}
 ].