v2.4.0

• Added: bolt/common library
• Change: Update Dump/ParseExceptions to extend from common library
• Change: Update JsonFile to use common library
• Change: Update Local::includeFile to use Bolt\Common\Thrower
• Change: Update Local to sync upstream changes to ensureDirectory() and update()
• Change: Update Memory adapter to throw IncludeFileException when eval() triggers error
• Deprecation: Json class
• Fixed: Bug where error handler wasn't restored after exception is thrown
• Fixed: Getting type from metadata when adapter doesn't return path in metadata
• Fixed: Handle \PHPExif\Adapter\Native::getExifFromFile() not throwing exception
• Tests: Added PHP 7.1 to Travis
• Tests: Add /test/temp to .gitignore
• Tests: Coverage for \Bolt\Filesystem\Manager
• Tests: Test Image\Info::readExif()
• Tests: Update FQCNs
• Updated: miljar/php-exif requirement to ^0.6