Supplement to [PATCH v6 0/3] UI: Software Update Support

The original patch series leaves the "loading" image displayed over the
debug reports indefinistly. This patch corrects that error, as well as
centering the images over the grid.

Signed-off-by: Adam King <rak@linux.vnet.ibm.com>
Software Update - i18n Translation Strings

Added i18n strings.

Signed-off-by: Hongliang Wang <hlwang@linux.vnet.ibm.com>
Software Update - APIs in kimchi.api.js

Added APIs calling in kimchi.api.js.

Signed-off-by: Hongliang Wang <hlwang@linux.vnet.ibm.com>
Software Update Support in Host Tab

Added software update grid in host tab.

Signed-off-by: Hongliang Wang <hlwang@linux.vnet.ibm.com>