don't track pp.1

http/pp/.gitignore

@@ -1,2 +1,3 @@
 pp
 *.o
+*.1

http/pp/pp.1

@@ -1,46 +0,0 @@
-.Dd Apr 25, 2019
-.Dt pp 1
-.Os
-.Sh NAME
-.Nm pp
-.Nd preprocessor
-.Sh SYNOPSIS
-.Nm pp
-.Op Fl d
-.Ar file
-.Op args ...
-.Sh DESCRIPTION
-The
-.Nm
-utility processes
-.Ar file
-to produce output that is used as input to another
-program.
-.Pp
-It executes code enclosed in
-.Dq #!\en
-delimiters using
-.Xr sh 1 .
-.Op args ...
-are passed to the embbeded script and are available
-via the usual
-.Em  $1, $2, ...
-positional parameters.
-.Pp
-The options are as follows:
-.Bl -tag -width Ds
-.It Fl d
-.Nm
-will dump the generated
-.Xr sh 1
-code instead of executing it. This is useful for debugging.
-.El
-.Sh EXIT STATUS
-.Ex -std
-.Sh EXAMPLES
-Preprocess file with arguments:
-.Pp
-.Dl $ pp file.upphtml a b
-.Pp
-.Sh SEE ALSO
-.Xr sh 1