Small fixes to release process

Signed-off-by: Joe Beda <joe.github@bedafamily.com>

docs/release.md

@@ -78,7 +78,7 @@ Now edit `$TMPDIR/.goreleaser.yml` and update the brew section to point to your
 ## Build and push release
 
 ```bash
-goreleaser --config $TEMPDIR/.goreleaser.yml
+goreleaser --config $TMPDIR/.goreleaser.yml
 ```
 
 ### [optional] Custom release notes
@@ -86,7 +86,7 @@ goreleaser --config $TEMPDIR/.goreleaser.yml
 If you want custom release notes (instead of the autogenerated ones) then create a markdown file (`$TEMPDIR/release-notes.md`) and run this instead.
 
 ```bash
-goreleaser --config $TEMPDIR/.goreleaser.yml --release-notes $TEMPDIR/release-notes.md
+goreleaser --config $TMPDIR/.goreleaser.yml --release-notes $TMPDIR/release-notes.md
 ```
 
 At this point, if everything goes well, there should be a new release at https://github.com/ksonnet/ksonnet/releases.  Check it out and make sure it looks good.
@@ -100,4 +100,5 @@ git commit --amend --reset-author --signoff --no-edit
 git push origin -f
 ```
 
-Now go to your fork on github and create a PR for the updated brew formula
+Now go to your fork on github and create a PR for the updated brew formula.
+This will be on your master branch so you'll have to hit the "New pull request" button explicitly.