node: set npm prefix when installing.

References #29138.
HOMEBREW_CC: Remove COMPILER_ALIASES

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Treat HOMEBREW_CC the same as --cc

Closes #29762.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Use a || b
Rewrite xcrun wrapper in shell
Switch to "Current" Ruby framework symlink

Closes #29795.
Closes #29819.
String isn't enumerable in 1.9+
Update ruby version doctor check
Don't coerce value to string unnecessarily
Simplify MacOS.version.to_sym
HexChat 2.10.0

Closes #29752.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
add yosemite to mac versions