AstNodeWrapper.ToString null check
Merge branch 'master' into BnfiTermMember_change
automatically set InheritPrecedence for MarkTransientForced
Merge branch 'master' into BnfiTermMember_change
- fix MiniPL grammar
- InheritPrecedence everywhere
- Operator properties propagation
Merge branch 'master' into BnfiTermMember_change