* Update build to the latest standards
* Add some patches from Arch Linux

	new file:   network/ngrep/ngrep-1.45-fixipv6.patch.xz
	new file:   network/ngrep/ngrep-1.45-install.patch.xz
	deleted:    network/ngrep/ngrep-1.45-makefile.patch.xz
	new file:   network/ngrep/ngrep-1.45-usesystempcre.patch.xz
	modified:   network/ngrep/ngrep.build