Increase the project version to 1.1.0 as this is a new feature version.
As for all new feature versions, increase the libtool .so version.
Only increase the revision, as no API's were added or removed.
It may look like I've increased it by 2, but that's because v1.0.8 used
Makefiles and was at 1:8:0.
See http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
Explain why bzip2 has repositories on sourceware.org and gitlab.com.
Change error messages in bzip2 source to request that bugs be reported
to project's gitlab issues page.
Fixup project homepage in various documents to point to gitlab project.
Remove trailing whitespace from a few documents.
Update the Release Checklist.
Add myself as new maintainer.
