Fixed incorrect link to credis GitHub page
Added token as an argument to the afterEnqueue callback
Renamed references of token to id.
Fixes the examples for using VERBOSE and VVERBOSE

The example for the VERBOSE and VVERBOSE options would throw a 'command not found' error when attempting to use it in the same manner as it was originally documented.
Merge pull request #147 from benjisg/patch-1

Fixes the examples for using VERBOSE and VVERBOSE
Merge pull request #143 from HRMWeb/after-enqueue-callback-token

Added token as an argument to the afterEnqueue callback
Merge pull request #141 from lboynton/patch-2

Fixed incorrect link to credis GitHub page
Created HOWITWORKS; cleanup of README

Addresses a request from @chrisboulton in GitHub issue #149

Slight grammar cleanup and content update in README.md
Mention of HOWITWORKS.md in README.md, referring those who want to know more that direction
Expanded and slightly cleaner version of a comment made in #149 that prompted this commit/PR
   was placed in HOWITWORKS.md

Signed-off-by: Daniel Hunsaker <danhunsaker@gmail.com>
Merge pull request #154 from danhunsaker/readme/howitworks

Created HOWITWORKS; cleanup of README
Set Resque_Log in constructor
Constructor on top with default logger
Improve Resque_Redis DSN parsing.

- Allow for DSN URIs to work as expected.
- Backward-compatible with simple 'host:port' format.
- Does not parse DSNs provided in array format for Credis_Cluster.
Improve comments and readability
Test for 'false' database value when not found in DSN
Put 'else' keyword on new line in keeping with project conventions
Make parseDsn() method static, remove unused member vars
Add comment describing REDIS_BACKEND format to bin/resque
Fix return array format of `bogusDsnStringProvider`
Revert file modes back to 644
Make the credis requirements less strict.

Since credis has moved forward, but is backwards compatible, resque
shouldn’t be so strict towards an old version because other libraries
need newer credis features.