space and title for facets in wrap
add condition to not create extra annotations
add condition to not create extra annotations 2
fix angle for yxis label
fix angle for yxis label, grid
fix spacing and alignment when using facet_grid()
fix alignment for yxis title when using facet_
fix spacing around operator
Merge pull request #94 from ropensci/pedro-beautify-labels-facets2

ggplot: Beautify Labels in Facets