Fix variable shadowing bug in requirement expansion

Long term we should probably rename the installer's "f" attribute to
"formula".
mal4s: fix compile failure.

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
mal4s: use double-quotes.

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
mal4s: fix build failure on mountain lion.

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
mal4s: change patch style, download it from github.

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
mal4s: add 'c++11' option to boost dependency to fix install failure on mountain lion.

Closes #32225.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
wip
mal4s: add 1.1.2 bottle.