pkgbase: Create a FreeBSD-csh package

Now that root uses /bin/sh as the default shell no need to have csh part
of runtime.
Put it in its own package.

MFC after:	never
Sponsored by:	Beckhoff Automation GmbH & Co. KG
Differential Revision:	https://reviews.freebsd.org/D33471

bin/csh/Makefile

@@ -8,13 +8,16 @@
 
 .include <src.opts.mk>
 
+PACKAGE=	csh
+
 CONFGROUPS=	ETC ROOT
+ETCPACKAGE=	csh
+ROOTPACKAGE=	csh
 ETC=	csh.cshrc csh.login csh.logout
 ROOT=	dot.cshrc dot.login
 ROOTDIR=	/root
 ROOTNAME_dot.cshrc=	.cshrc
 ROOTNAME_dot.login=	.login
-PACKAGE=runtime
 TCSHDIR= ${SRCTOP}/contrib/tcsh
 .PATH: ${TCSHDIR}
 

release/packages/Makefile.package

@@ -30,6 +30,8 @@ clang_COMMENT= 		Clang Utilities
 clang_DESC= 		Clang Utilities
 clibs_COMMENT= 		Core C Libraries
 clibs_DESC= 		Core C Libraries
+csh_COMMENT=		C Shell
+csh_DESC=		C Shell
 cxgbe-tools_COMMENT=	Chelsio cxbge Utilities
 cxgbe-tools_DESC=	Chelsio cxbge Utilities
 dma_COMMENT= 		DMA Mail Agent Utilities