fix Issue 11312 - Avoid auto-dereference for UFCS functions
fix Issue 13353 - [ICE] assertion with is() and templated interface
Merge pull request #3900 from 9rnsr/fix11312

Issue 11312 - Avoid auto-dereference for UFCS functions
Merge pull request #3901 from 9rnsr/fix13353

[REG2.066] Issue 13353 - [ICE] assertion with is() and templated interface
fix Issue 13311 - ICE, CtorDeclaration::semantic(Scope*): Assertion `tf && tf->ty == Tfunction' failed