native/make: set all binutils with ?= instead of =
native: update support for FreeBSD

works with FreeBSD 10.0 amd64/i386

fixes: #505
native: add tapsetup-freebsd.sh
test_nativenet is only useful for native ...
test: posix: blacklist boards
Merge pull request #1060 from mehlis/test-posix-blacklist

test: posix: blacklist boards
test: bloom: backlist platforms
Merge pull request #1052 from Kijewski/test_nativenet-only-native

test_nativenet is only useful for native ...
Merge pull request #1022 from LudwigOrtmann/issue_505

native: update support for FreeBSD
Merge pull request #1059 from mehlis/test-bloom-blacklist

test: bloom: backlist platforms
shell: Comment internal members, too

Closes #979.
Merge pull request #1065 from Kijewski/issue-979-2

shell: Comment internal members, too