Release v2.0.6

• Improve on settings
• Added UrlQuery Helper

Release v2.0.4

• Improve documentation.
• Added license.txt to v2 directory
• Added a couple of HTTP helpers.

Release v2.0.3

• Preserve Original Request

Release v2.0.2

Renamed v2 package back to the original name!

Release v1.1.0

• Remove Dep, SetDep and PersistDep, just doesn't make sense since I allowed interface{} as key value type

Release v1.0.7

• Now uses sync.Map, both backgroundContext and context are concurrent safe.
• Now requires go 1.9 or above.

Release v1.0.6

• Added new Ctx method to Context and new constructor for context.Context.

Release v1.0.5

• Fixed potential collision issue, while saving to user request context.

Release v1.0.4

• Use interface{} instead of string as key data type.

Release v1.0.3

• Added ability to set health check timeout and max attempt on background context.
• Made improvement to documentation.