Move todo stuff to todo file

And add some reading material

README.md

@@ -15,14 +15,6 @@ Features:
 - Internal configuration substitution (Value in config replaced by other path in config);
 - Parse configuration from string or JSONValue instead of from disk.
 
-TODO: add tutorial on:
-
-- Config loading
-- Config parsing
-- Config manip
-- Env and config var substitution
-  -- Escaping
-
 ## Getting started
 ### DUB Dependency
 See the [DUB project page](https://code.dlang.org/packages/mirage-config) for instructions on how to include Mirage Config into your project.

TODO.md

@@ -0,0 +1,12 @@
+# TODO
+
+* Add tutorial
+  * Config loading
+  * Config parsing
+  * Config manip
+  * Env and config var substitution
+    * Escaping
+* Java properties
+  * Add unicode escaping
+  * Support multi-line values with backslash
+  * Add escaping of key/value separator = and :

source/mirage/java.d

@@ -18,6 +18,9 @@ import mirage.keyvalue : KeyValueConfigFactory, SupportHashtagComments, SupportS
 
 /** 
  * Creates configuration files from Java properties.
+ *
+ * Format specifications: 
+ *   https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Properties.html#load(java.io.Reader)
  */
 class JavaPropertiesFactory : KeyValueConfigFactory!(
     SupportHashtagComments.yes,