ggpol 0.0.4

Minor changes

• StatBoxJitter now inherits from StatBoxplot rather than Stat, making for slimmer bars.
• geom_boxjitter() does not require x argument anymore.
• Added import of ggplot2::resolution(), ggplot2::alpha(), ggplot2::position_dodge2() and ggplot2:PositionJitter to geom_boxjitter(). (#2)
• Added import of ggplot2::.pt to geom_bartext().
• Added import of grid::unit(), ggplot2::zeroGrob() and ggplot2::render_axes() to facet_share().