Particular/GitVersion — pull request #200 by GeertvanHorrik (2014-07-02 08:23:19+00:00)
Title: Added skipIfNotDefined for upcoming Continua CI v1.5

The upcoming Continua CI v1.5 will introduce a breaking change for variables that are not defined (but set). This pull request prepares for this (at the moment) unreleased version.