slimerjs 0.9.1
xulrunner: use homebrew provided nss
slimerjs: add 0.9.1 bottle.
xulrunner: add 28.0 bottle.

Closes #27722.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
libftdi0: add 0.20 bottle.
avrdude 6.1

Also added a libhid option, but having trouble installing it via Homebrew for now.  Compiles on Mavericks.  This also gets rid of the bug where the H and E fuse values are swapped in the debug output.
avrdude: add 6.1 bottle.

Closes #27794.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>