Minor clarity and type-enforcement fixes

Fix Cache\TagSet::__construct() arg for prop used with array-only operations

Add phpdoc @method hints for \Cache\Manager->__call to StoreInterface driver

Remove unused assignment in SqlServerGrammar->compileAnsiOffset()

Remove unused param from Query\Builder->orWhereBetween()

Remove unused closure parameter in Connection->unprepared()

Fix Database\Capsule\Manager method arg types

Add explicit member var definition in Database\Capsule\Manager

Fix Database\Connectors\ConnectionFactory method property type

Clean up tabs and erroneous magic reference in Cache\CacheManager

Change visibility of  in Cookie\Queue

Mark formerly implicit members as protected per #3414
remove find, findOrFail from model, delegate to query builder
use model->newCollection
Turn the count into an expression.
Remove the count.
Merge pull request #3414 from ebollens/minor_fixes

Minor Clarity and Type-enforcement Fixes
Fix expression.
Merge pull request #3831 from alprs/refct/find-findorfail

Remove find, findOrFail from model, delegate to query builder
Fix `count` method return value. Return number represented as integer instead of string.
Add space between type-casting operator and return value.
Revert "use model->newCollection"

This reverts commit 26e5809a68464387b1544e2d614354f73fc72b07.
Revert "remove find, findOrFail from model, delegate to query builder"

This reverts commit 7f8b07c5b338d071606d4b9b0acf2d956ae2ef4e.
Add back new collection.
Fix conflicts.