build: move build methods into a class
build: make deps an attribute of Build
build: expand requirements only once
build: expand dependencies only once

Closes #20081.
brew-test-bot: add optional JUnit support.
brew-test-bot: add missing xml.erb file.
brew-test-bot: improve JUnit output.
brew-test-bot: add times, cleanup JUnit output.
tests: extract common formula helper
Add tests for Formula#installed_prefix
asymptote 2.23
brew-test-bot: more JUnit fixes.
Fix completion of install options without formula

Fixes #20084.
brew-test-bot: fix Jenkins JUnit package detection.
denominator 1.1.3

Closes #20082.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
pgtune 0.9.3

Closes #18120.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
LanguageTool 2.1 standalone

- Use now the standalone languagetool package

- Add additional languagetool-server and languagetool-gui exec scripts

Closes #19328.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
brew-test-bot: use Jenkins env, add step.passed?
Fix Formula#installed_prefix logic

Due to the precedence of "and" relative to "||", this was not working as
intended; but because #version influences #prefix, the outcome was still
correct. So we can simplify this method quite a bit, and take the
opportunity to share code with #prefix.
brew-test-bot: shorten Jenkins env SHA-1s.