Merge branch 'hotfix/release-1.0.0-beta2-6' into develop
bfin-gdbproxy, kz_h8write : Start CI builds.
Fix libgcc build failed by ABI mismatch.
Update the source archive to 4.6.4-20140516.
Add patch from https://gcc.gnu.org/bugzilla/attachment.cgi?id=28797 .
Add --enable-obsolete to configure script.
Add patch for nios2-elf.
Comment out targets except pf-gnuchains4x-nios2-elf.
Merge branch 'release/release-1.0.0' into develop

Conflicts:
	.travis.yml
Revert "Add patch from https://gcc.gnu.org/bugzilla/attachment.cgi?id=28797 ."
Because patch is applied to the source tree.

This reverts commit ca585bc70b3661c3022676f2ac8055b89303e1c0.
Revert "Add patch for nios2-elf."
Because the patch is applied to the source tree.
This reverts commit d6c58b35c860cd893768cef61b57d8b4bb4d837e.
Remove patch https://sourceware.org/bugzilla/attachment.cgi?id=7604 as it was applied to the source tree.
Merge branch 'hotfix/release-1.0.0-hotfix-1' into develop
Merge branch 'master' into develop
Got from https://github.com/bfoz/homebrew-embedded/blob/master/stlink.rb.
Add expat support.
Update the source tree.
Build stlink.
Update libs.
Update libs.