[composer_autoloader] Composer Vendor Autoload

# Summary

Simple module to load the Composer Autoloader when Drupal initializes.

# Project URL

https://www.drupal.org/project/composer_autoloader

# Where is the code?

N/A

# Estimated completion date

N/A

# Dependencies

N/A

# Who's doing the port?

N/A

# What help do they need?

N/A

# D8 roadmap

N/A

# Background and reference information

https://www.drupal.org/node/2404131