DIP29-3: function calls
fix Issue 12290 - IFTI should consider implicit conversions of the literal arguments
Merge pull request #3353 from 9rnsr/fix12290

Issue 12290 - IFTI should consider implicit conversions of the literal arguments
fix Issue 12296 - const compatible AA pointer conversion is wrongly rejected in CTFE
Merge pull request #3355 from 9rnsr/fix12296

[REG2.066a] Issue 12296 - const compatible AA pointer conversion is wrongly rejected in CTFE
fix Issue 12292 - Template specialization ": string" passes for static arrays of other types
Merge pull request #3356 from 9rnsr/fix12292

Issue 12292 - Template specialization ": string" passes for static arrays of other types
Merge pull request #3352 from WalterBright/DIP29-3

DIP29-3: function calls