Support more parameters for Connexion

[avara1986]

Fixes #180

Changes proposed in this PR:

• Added new parameters in swagger service:

    swagger:
      path: ""
      file: "swagger.yaml"
      url: "ws-doc/"
     ....
     validate_responses: [True|False] <!---
     validator_map:  <!---
       ....
       response : "[path.to.your.CustomResponseValidator]"
       body : "[path.to.your.CustomResponseValidator]"
       parameter : "[path.to.your.CustomResponseValidator]"

[coveralls]

Pull Request Test Coverage Report for Build 1128

• 11 of 11 (100.0%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.002%) to 99.0%

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Totals
Change from base Build 1126:	0.002%
Covered Lines:	1980
Relevant Lines:	2000

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💛 - Coveralls