[src/trunk]: src Tidy up a bit.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/10ce5128c57b
branches:  trunk
changeset: 445339:10ce5128c57b
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Tue Oct 23 15:44:42 2018 +0000

description:
Tidy up a bit.

- Quote the opening paragraph from netbsd.org.
- Set the suggested commands in teletype.
- Give pointers in a more active voice.
- Omit trailing whitespace.
- Mention the relation of the Git mirror to the main CVS repository.
- Use a list rather than juxtaposition for the final links.

diffstat:

 README.md |  38 +++++++++++++++++++++++---------------
 1 files changed, 23 insertions(+), 15 deletions(-)

diffs (75 lines):

diff -r d7a7d8c22278 -r 10ce5128c57b README.md
--- a/README.md Tue Oct 23 10:13:34 2018 +0000
+++ b/README.md Tue Oct 23 15:44:42 2018 +0000
@@ -1,15 +1,17 @@
 NetBSD
 ------
 
-NetBSD is a complete operating system.  
-It supports a wide range of machines from recent aarch64 and amd64
-machines to VAX and M68k.
+NetBSD is a free, fast, secure, and highly portable Unix-like Open
+Source operating system.  It is available for a [wide range of
+platforms](https://wiki.NetBSD.org/ports/), from large-scale servers
+and powerful desktop systems to handheld and embedded devices.
 
 Building
 --------
 
-Cross-building is possible from most UNIX-like operating systems.  
-To build for amd64 (x86_64), in the src directory:  
+You can cross-build NetBSD from most UNIX-like operating systems.
+To build for amd64 (x86_64), in the src directory:
+
     ./build.sh -U -u -j4 -m amd64 -O ~/obj release
 
 Additional build information available in the [BUILDING](BUILDING) file.
@@ -17,32 +19,38 @@
 Binaries
 --------
 
-- [Daily builds](https://nycdn.netbsd.org/pub/NetBSD-daily/HEAD/latest/)  
+- [Daily builds](https://nycdn.netbsd.org/pub/NetBSD-daily/HEAD/latest/)
 - [Releases](https://cdn.netbsd.org/pub/NetBSD/)
 
 Testing
 -------
 
-On a running NetBSD system  
+On a running NetBSD system:
+
     cd /usr/tests; atf-run | atf-report
 
 Troubleshooting
 ---------------
 
-- Bugs and patches can be sent [via web form](https://www.netbsd.org/cgi-bin/sendpr.cgi?gndb=netbsd).  
-- Several [mailing lists](https://www.netbsd.org/mailinglists/) exist.  
-  The [netbsd-users](https://netbsd.org/mailinglists/#netbsd-users) list is a good choice for many problems.  
-- A community IRC channel exist on [#netbsd @ freenode](https://webchat.freenode.net/?channels=#netbsd)
+- Send bugs and patches [via web form](https://www.netbsd.org/cgi-bin/sendpr.cgi?gndb=netbsd).
+- Subscribe to the [mailing lists](https://www.netbsd.org/mailinglists/).
+  The [netbsd-users](https://netbsd.org/mailinglists/#netbsd-users) list is a good choice for many problems; watch [current-users](https://netbsd.org/mailinglists/#current-users) if you follow the 
bleeding edge of NetBSD-current.
+- Join the community IRC channel [#netbsd @ freenode](https://webchat.freenode.net/?channels=#netbsd).
 
 Latest sources
 --------------
 
-To fetch the main CVS repository:  
+To fetch the main CVS repository:
+
     cvs -d anoncvs%anoncvs.NetBSD.org@localhost:/cvsroot checkout -P src
 
+To work in the Git mirror, which is updated every few hours from CVS:
+
+    git clone https://github.com/NetBSD/src.git
+
 Additional Links
 ----------------
 
-[The NetBSD Guide](https://www.netbsd.org/docs/guide/en/)
-[NetBSD manual pages](http://man.netbsd.org/)
-[NetBSD Cross-Reference](https://nxr.netbsd.org/)
+- [The NetBSD Guide](https://www.netbsd.org/docs/guide/en/)
+- [NetBSD manual pages](http://man.netbsd.org/)
+- [NetBSD Cross-Reference](https://nxr.netbsd.org/)