Split comma separated values -PdependenciesReleases=key1=value1,key2=value2

gistfile1.txt

    println "Checking if I need to update properties"
    if ( project.hasProperty("dependenciesReleases") ) {
        def dependenciesReleases = project.getProperty("dependenciesReleases")
        def dependenciesMap = dependenciesReleases.split(',')
            // Each list item is transformed
            // to a Map entry with key/value.
            .collectEntries { entry ->
                def pair = entry.split('=')
                [(pair.first()): pair.last()]
            }
        for (dep in dependenciesMap) {
            println "Updating dependency version of '${dep.key}' to ${dep.value}"
            writeVersion(file('gradle.properties'),dep.key, dep.value)
        }
    }