pgsql: Remove anonymous cvs instructions, and replace them with instruc

Remove anonymous cvs instructions, and replace them with instructions
for git. Change other references from cvs to git as well.

Branch
------
REL8_3_STABLE

Details
-------
http://git.postgresql.org/gitweb?p=postgresql.git;a=commitdiff;h=c39a3813bd295725ea39e73a1048e01778e8a2fc

Modified Files
--------------
doc/src/sgml/acronyms.sgml      |    2 +-
doc/src/sgml/cvs.sgml           |  506 ---------------------------------------
doc/src/sgml/filelist.sgml      |    2 +-
doc/src/sgml/install-win32.sgml |    2 +-
doc/src/sgml/installation.sgml  |    6 +-
doc/src/sgml/postgres.sgml      |    2 +-
doc/src/sgml/problems.sgml      |    4 +-
doc/src/sgml/release.sgml       |    6 +-
doc/src/sgml/sourcerepo.sgml    |   93 +++++++
9 files changed, 104 insertions(+), 519 deletions(-)