fix(VPagination): max length

[dmitriytat]

Fix calculation of max pagination length.

Description

Pagination should not show more pages than was setted in totalVisible.

Motivation and Context

I have over 74000 pages and now VPagination render them all before maxButtons is calculated, it cause some performance issues.

How Has This Been Tested?

unit

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Improvement/refactoring (non-breaking change that doesn't add any features but makes things better)

Checklist:

• The PR title is no longer than 64 characters.
• The PR is submitted to the correct branch (master for bug fixes and documentation updates, dev for new features and breaking changes).
• My code follows the code style of this project.
• I've added relevant changes to the documentation (applies to new features and breaking changes in core library)
• I've added new examples to the kitchen (applies to new features and breaking changes in core library)

[TravisBuddy]

Hey @dmitriytat,
Your changes look good to me!

View build log

TravisBuddy Request Identifier: 46f373e0-f428-11e9-9e15-dd9742ab6bc9