Address issues found in lib/core/intent-flow-handler.js [Opened by bitHound]

 bitHound discovered 1 LintIssue, and 2 ComplexFunctions in [lib/core/intent-flow-handler.js](https://github.com/AbbottPlatform/abbott-framework/blob/8fe5cef02b6c146a575611e872560c1ab8451723/lib/core/intent-flow-handler.js). For details go to [bitHound](https://www.bithound.io/github/AbbottPlatform/abbott-framework/blob/8fe5cef02b6c146a575611e872560c1ab8451723/lib/core/intent-flow-handler.js). 