RFC: Table Pre-Allocation Improvements

[YarikSuperpro]

Adds a proposal introducing table.allocate for mixed/dictionary preallocation and static compilation of table.create into NEWTABLE.

[krakow10]

You have edited the provided TEMPLATE.md file, but what you should really do is create a new .md markdown file under the docs/ folder.

[YarikSuperpro]

You have edited the provided TEMPLATE.md file, but what you should really do is create a new .md markdown file under the docs/ folder.

Oh, got it! This is my first PR, so still figuring out the process.