IDEA-123355 Postfix template expansions .null/.notnull after 'else' fail to provide a valid Java output

allow JavaWithIfExpressionSurrounder just after else keywords
correct relative point for window
bring back changed files sync reindexing (local history tests are failing)
laziness & compilation fix
Merge remote-tracking branch 'origin/master'
do not treat anonymous classes as functional
compilation fix