Add TMarkdown class to format Markdown code

Added new UMarkdownUtils unit to the project that contains the new
TMarkdown static class that creates correctly formatted and escaped
Markdown code.

Author: delphidabbler

Src/CodeSnip.dpr

@@ -377,7 +377,8 @@ uses
   ClassHelpers.UActions in 'ClassHelpers.UActions.pas',
   USaveInfoMgr in 'USaveInfoMgr.pas',
   ClassHelpers.RichEdit in 'ClassHelpers.RichEdit.pas',
-  UHTMLSnippetDoc in 'UHTMLSnippetDoc.pas';
+  UHTMLSnippetDoc in 'UHTMLSnippetDoc.pas',
+  UMarkdownUtils in 'UMarkdownUtils.pas';
 
 // Include resources
 {$Resource ExternalObj.tlb}       // Type library file

Src/CodeSnip.dproj

@@ -584,6 +584,7 @@
 			<DCCReference Include="USaveInfoMgr.pas"/>
 			<DCCReference Include="ClassHelpers.RichEdit.pas"/>
 			<DCCReference Include="UHTMLSnippetDoc.pas"/>
+			<DCCReference Include="UMarkdownUtils.pas"/>
 			<None Include="CodeSnip.todo"/>
 			<BuildConfiguration Include="Base">
 				<Key>Base</Key>