Custom modulemap causes error with Xcode 8.3

[Ian Leitch]

Using a custom modulemap causes a build failure with Xcode 8.3 due to it existing twice within the Pods directory.

/<redacted>/Pods/RSDayFlow/RSDayFlow/module.modulemap:1:18: Redefinition of module 'RSDayFlow'

[zizicici]

+1