EA-55600
(cherry picked from commit c3a806c)
suppress postfix templates [r=ignatov]
(cherry picked from commit edb1f6b)
SearchEverywhere shows Searching... if the popup is empty

(cherry picked from commit 87d9dc6fe7f33fbcc305b43324a9b87598988703)
IDEA-123444 Item “more…” on Search Everywhere does not work

(cherry picked from commit 8bb23c3f16cf8cc1d74e1979737d1bd477c830e2)