Adds support for texture region repeat

[Wellinator]

Main changes:

• Added methods for changing Texture wrap settings and texture info update.
• Implements support for region repeat described in GS Manual;
• Added tutorial 11 using region repeat

Screenshots of the tutorial:

Important!

Tutorial 11 needs the attached resource to work ("uv_checker.png");

[Wolf3s]

clang-format it.

[h4570]

Thank you for contribution.
I will test these changes along with other PRs on new, temporary new-rel branch.
Changes will be merged into master after my tests.