kalcli KS renewal

when renewing KS's in multirequest, make sure all the KS's are renewed
to the same KS (avoids busting the cache)
kalcli autocompletion

make the service & action auto-completion case insensitive
update summary.kinf format in the clients downloader
Merge pull request #470 from kaltura/IX-9.6.0-client-changes

Ix 9.6.0 client changes