chore(markdown): Docs for removal of macros

markdown/dev/reference/api/macros/cutonfold/en.md

@@ -33,3 +33,13 @@ Since this is typically used on corners, the generated cut-on-fold indicator
 will not go all the way to the `to` and `from` points.
 
 </Note>
+
+## Removing the cut on fold indicator
+
+If you inherit a part with a cut on fold indicator and you'd like to remove it,
+you can do so by passing `false` to the macro:
+
+```js
+macro('cutonfold', false)
+```
+

markdown/dev/reference/api/macros/grainline/en.md

@@ -23,3 +23,13 @@ macro("grainline", {
 | `text`      | 'grainline' | string     | The text to put on the _grainline_ indicator |
 
 [1]: /reference/api/point
+
+## Removing the grainline indicator
+
+If you inherit a part with a grainline indicator and you'd like to remove it,
+you can do so by passing `false` to the macro:
+
+```js
+macro('grainline', false)
+```
+

markdown/dev/reference/api/macros/miniscale/en.md

@@ -22,3 +22,14 @@ macro('miniscale', {
 |-------------|---------|---------------------|-------------|
 | `at`        |         | [Point](/reference/api/point) | The point to anchor the _scale box_ on |
 | `rotate`    | 0       | Number              | Rotation in degrees |
+
+## Removing the miniscal
+
+If you inherit a part with a miniscale on it and you'd like to remove all points and paths 
+generated by the miniscale macro, you can do so by passing `false` to the macro:
+
+```js
+macro('miniscale', false)
+```
+
+

markdown/dev/reference/api/macros/scalebox/en.md

@@ -26,3 +26,13 @@ macro('scalebox', {
 | `rotate`    | 0       | Number              | Rotation in degrees |
 
 (\*) `freesewingIsMadeByJoostDeCockAndContributors \n withTheFinancialSupportOfOurPatrons`
+
+## Removing the scalebox
+
+If you inherit a part with a scalebox on it and you'd like to remove all points and paths 
+generated by the scalebox macro, you can do so by passing `false` to the macro:
+
+```js
+macro('scalebox', false)
+```
+