[maven-release-plugin] prepare release mvel2-2.0.18-RC4
[maven-release-plugin] prepare release mvel2-2.0.18-RC4

purplefox/mvel,Fantast/mvel,mulesoft/mvel,purplefox/mvel,fharenheit/mvel,mikebrock/mvel,fharenheit/mvel,mulesoft/mvel,Fantast/mvel