Install all packages via DESTDIR var and not prefix.

This removes many assignments that were needed before, and fixes
some packages to install its manpage/info files.

--HG--
extra : convert_revision : 5422f921ef81d089ed95ce0c52e5106ea10b2165

templates/iputils/template

@@ -5,7 +5,6 @@ distver=s${version}
 wrksrc="$pkgname-$distver"
 distfiles="http://www.skbuff.net/$pkgname/$pkgname-$distver.tar.bz2"
 build_style=gnu_makefile
-make_install_args="DESTDIR=$XBPS_DESTDIR/$pkgname-$version"
 short_desc="IP Configuration Utilities (and Ping)"
 maintainer="Juan RP <xtraeme@gmail.com>"
 checksum=dbbd87554d66e438245487ac31aa4a542a1c6c1ec8273cfacbbfeda09eb44a93