Polish documentation and Makefile

The Makefile was adjusted to the way used in other packages
of mine. Note that, @inheritParams does not work for
superclasses yet, see https://github.com/r-lib/roxygen2/issues/996,
so some function parameters are documented twice.

1 files changed, 1 insertions, 0 deletions

diff --git a/NAMESPACE b/NAMESPACE
index 4529781..ca2ae56 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -3,6 +3,7 @@
 S3method(plot,chent)
 S3method(print,chent)
 S3method(print,pai)
+S3method(print,ppp)
 export(chent)
 export(draw_svg.chent)
 export(pai)