Fix maven plugin NullPointer exception while trying to generate Spring server (fixes #4625)#4626

Merged

wing328 merged 1 commit intoswagger-api:masterfrom

eblis:maven-plugin-npe

Jan 27, 2017

Commits on Jan 23, 2017

#4625 - Check if configOptions are set before trying to get the source folder, otherwise assume null/empty.
eblis
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