Point with label is displayed imcompletely

Only text is displayed, point is not visible.
Update PointRenderer.java

Check externalGraphic void string.
Merge pull request #99 from severo/master

Indentation detail
Merge pull request #84 from geops/master

Check externalGraphic void string.
Merge branch 'fix-label' of git://github.com/haiiro-shimeji/mapfish-print

Conflicts:
	src/main/java/org/mapfish/print/map/renderers/vector/PointRenderer.java
added imagemajick parameters for a white border.
Correct imagemagick parameter order.

I had the imagemagick parameters in the wrong order.