Update 2.0

Changes to formatting system

Create a formatting struct and then pass it to the
to_text macro or the
to_text_fmt function to format the strings accordingly
Updated docs for the new version

docs/source-files.js

@@ -1,3 +1,3 @@
 var N = null;var sourcesIndex = {};
-sourcesIndex["ntext"] = {"name":"","files":["lib.rs","no_seperator.rs","seperator.rs","test.rs"]};
+sourcesIndex["ntext"] = {"name":"","files":["formatting.rs","lib.rs","numtext.rs","test.rs"]};
 createSourceSidebar();