grim/convey

Remove the convey/extend task as it's normal usage is already covered by plan/stage environment variables. It's corner case, expanding variables, is rather exotic and not something that comes up often.
# Intrinsic
The intrinsic package provides some intrinsic tasks that convey provides.
## convey/clean Task
A clean task will remove files from the host relative and limited to the working directory of convey.
### Attributes
| Name | Required | Default | Description |
| --------- | -------- | ------- | ----------- |
| files | Yes | | A list of filenames relative to the convey working directory to remove. |
### Example
clean:
type: convey/clean
files:
- convey-amd64
- "**/*.pyc"
- "**/__pycache__"
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## convey/noop Task
A noop task does nothing. It is a "No Operation" task. It's used primarily in
testing, but could be used for stubbing stuff out or whatever.
### Attributes
None.
### Example
clean:
type: convey/noop