Updated README.md

A few grammar corrections and added the command line to do the copy files when installing the testing tools in the VM
Corrected grammatical error in README.md file
Merge pull request #21 from manzwebdesigns/documentation

Documentation
Switched from Mongo to Redis
Merge pull request #22 from magicmonkey/master

Switched from Mongo to Redis
Removed some remnants of Mongo
Fixed the newlines in the hosts file for Linux
give web2 some config and point at the VM's API
adding basic config for the api
Merge pull request #23 from lornajane/web2-api-config

Better initial config for web2 and api
Merge pull request #24 from magicmonkey/tidy-up

Removed a couple of mongo references
adding support for mailcatcher to the VM so we can test email sending
Fixed the mailcatcher port
Added some Require to make sure the tasks are executed in the correct
order.
documentation had the wrong port number
Merge branch 'EricHogue-mailcatcher' into mailcatcher
Merge pull request #25 from lornajane/mailcatcher

adding support for mailcatcher to the VM so we can test email sending
Uninstall postfix so the vm can't send emails
Make installing the testing tools by default
Install testing tools by copying the phar files instead of using pear.