Zip .ui translations per UIConfig target.

Fix installer / scp2 to not ignore directory prefix in 'Name'.

Change-Id: Ib319363c8be73a72029f1ba3833e518e15c55e29
Reviewed-on: https://gerrit.libreoffice.org/6915
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>
scp2: hopefully fix Windows build

Change-Id: Ib4ead1d64dc6b8e76bf2c7bf0f007e8962acb1e2
Do not compress .ui translations in .zip files.

Using zip files reduce the file count in installer.
Uncompressed zip files can be compressed better by
packaging, thus we reduce the size of final package.

Change-Id: Id7c5ee9e302de325a29702b4e64301dc7102b2cf
Reviewed-on: https://gerrit.libreoffice.org/6938
Reviewed-by: Andras Timar <andras.timar@collabora.com>
Tested-by: Andras Timar <andras.timar@collabora.com>