fix(make.conf): Remove BINHOST from static make.conf

This list is now included in make.conf.board_setup so that it can be
configured on the fly. Useful for odd testing situations and buildbot.
fix(profiles): Belatedly update to eselect 1.4

Includes a patch to silence annoying "Strange path" warning.
Merge pull request #343 from marineam/binhost

fix(make.conf): Remove BINHOST from static make.conf