Define EditorConfig rules for YAML and Muse files

Author: Alhadis

.editorconfig

@@ -11,5 +11,19 @@ indent_style = tab
 indent_style = space
 indent_size = 2
 
+[*.{yaml,yml}]
+indent_style = space
+indent_size = 4
+
 [*.yasnippet]
 insert_final_newline = false
+
+
+# Fixture files
+[spec/fixtures/input/*.muse]
+indent_style = space
+indent_size = 2
+
+[spec/fixtures/input/literal-{html,texinfo,xml}.muse]
+indent_style = tab
+indent_size = unset