added RUBY_VERSION to footer
added RUBY_VERSION to footer

MiraitSystems/enju_trunk,MiraitSystems/enju_trunk,next-l/enju_leaf,MiraitSystems/enju_trunk,MiraitSystems/enju_trunk,next-l/enju_leaf,MiraitSystems/enju_trunk,MiraitSystems/enju_trunk,next-l/enju_leaf