IDEA-127337 Popups in editor sometimes aren't shown on first invocation
SSR: remove a bit of dead code
SSR: remove unnecessary field
SSR: Nullable annotations
SSR: renaming
SSR: improve annotation name value pair matching
new inference: no substitution during most specific inference by means of new spec (IDEA-127584)
anonym -> lambda: disable in case when inferred type differs from type of anonymous class and parameter of param type is used inside (IDEA-127603);
BTW param.toString would be also rejected
unwrap: adjust caret before RParenth (IDEA-127580)
workaround for <p/> inside <pre> in javadoc preview in JEditorPane (IDEA-127430)
pointless expressions: do not simplify a - b - b to a - 0