As well a couple of minor changes to handling of extruder offset for
dual x-carriage mode.

Also added a couple of missed merge lines in homeaxis() from previous
commit.

disable delta by default

add more delta defaults
on delta make second home even slower

Dual x-carriage designs offer some substantial improvements for dual
extruder printing.

#elsif does not exist #elif is correct

Untested

M109 S180 waits only when heating.
M109 R180 also waits when cooling.

I update the spanish Messages, now this compile for spanish language.

Reverse 'Bed' and 'Fan' at the RAMPS 33 Description.

Signed-off-by: Christian Inci <chris.pcguy.inci@gmail.com>

(Thanks iquizzle)

Diffed and merged, preserving my updates

Integrated fixes from henrikbrixandersen pull request #504