Add sb2_manage for use by the SDK web application
Improve sdk-info
Fix bugs in sdk-version where using --sdk or --core but not both
would break the repos; add --help

Signed-off-by: David Greaves <david@dgreaves.com>
sdk-manage: Add file:/// support for target install
mb: automatically install package dependencies,
   rsync quietened and symlinks fixed
sb2-rules: sdk rules cleaned to make zypper/rpm fully
   emulated to avoid issues with db versioning and endian-ness

Signed-off-by: David Greaves <david@dgreaves.com>
Update changes file and tag 0.14
mb: Also trim tabs from the package name
mer-sdk-chroot: Make mounts private before umounting them
  to avoid problems on F18
0.16