audio+live thumbnail adjustment addition to admin console PLAT-975 #time 3d
validate id on API call level+more small changes   PLAT-975 #time 1.5d
remove validation inside Partner and error message change
error capital letters correction
Merge pull request #1082 from kaltura/IX-9.14.0-PLAT-975

Ix 9.14.0 plat 975