update man pages with roxygen 6

lbartnik · lbartnik · Sep 29, 2017 · Sep 29, 2017 · Sep 29, 2017 · Sep 29, 2017
commit f009511da7d45ecc97ec9e3f895166b9509c3702
diff --git a/man/readwrite.Rd b/man/readwrite.Rd
diff --git a/man/signal.Rd b/man/signal.Rd
diff --git a/man/signals.Rd b/man/signals.Rd
diff --git a/man/spawn_process.Rd b/man/spawn_process.Rd
diff --git a/man/subprocess.Rd b/man/subprocess.Rd
diff --git a/man/terminating.Rd b/man/terminating.Rd
diff --git a/man/tests.Rd b/man/tests.Rd