wildfly devel 8.1.0.CR1

Closes #28566.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
rewrite TeX requirement message

Closes #28588.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
lolcode: add test

Closes #28579.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
The argument to MacOS.locate is always a string
icarus-verilog: drop obsolete LD hack
Rely on the build environment rather than use MacOS.locate

Our build environment setup ensures these tools will be on the PATH,
so we shouldn't use private API to find them.
Trust xcrun now that we error out early for bad xcode-select paths
Move xctoolchain_path to Xcode module, where it belongs
Rename Xcode.folder to MacOS.active_developer_dir

This reflects what Apple calls it in more recent versions of Xcode/OS X.