feat: HelpInfo.SaveJson ( Fixes #207 )

docs/HelpInfo/SaveJson.md

@@ -0,0 +1,43 @@
+HelpInfo.SaveJson()
+-------------------
+
+### Synopsis
+Saves a Help Topic as json
+
+---
+
+### Description
+
+Saves a Help Topic to a json file.
+
+---
+
+### Related Links
+* HelpInfo.ToJson
+
+---
+
+### Examples
+> EXAMPLE 1
+
+```PowerShell
+(Get-MarkdownHelp Get-MarkdownHelp).SaveJson(".\test.json")
+```
+
+---
+
+### Parameters
+#### **FilePath**
+The path to the file.
+If this does not exist it will be created.
+
+|Type      |Required|Position|PipelineInput|
+|----------|--------|--------|-------------|
+|`[String]`|false   |1       |false        |
+
+---
+
+### Notes
+This will not save to files that have illegal names on Windows.
+
+---