Merge pull request #701 from jonbullock/release/2.7.0-rc.1

Updated version for 2.7.0-rc.1 release

Author: jonbullock

gradle.properties

@@ -1,5 +1,5 @@
 group                       = org.jbake
-version                     = 2.7.0-SNAPSHOT
+version                     = 2.7.0-rc.1
 description                 = JBake is a Java based open source static site/blog generator for developers.
 
 website                     = http://jbake.org