Added CLI script to update feeds
Set charset to utf8 in MySQL tables
PostgreSQL support (initial revision)

This adds support for PostgreSQL as a database for selfoss. Tested with
pg 9.0, but anything reasonably modern (8.x+) should work.  Testing
platform is debian stable on i386 with pg 9.0.7 and php 5.3.3-7.

Squashed commit of the following:

commit d65487baf61b60112772e4778f2f4f23082ad5a0
Author: Michael Jackson <michael.o.jackson@gmail.com>
Date:   Thu Mar 14 22:11:38 2013 -0400

    Fixing another boolean/integer mismatch with pg

commit f325dfdb1fc02a3bf0e43d27dba52f0077a1018e
Author: Michael Jackson <michael.o.jackson@gmail.com>
Date:   Thu Mar 14 22:05:46 2013 -0400

    Further fixes for pg support

commit 041050cc99188671889a599b86677980b1e45d1a
Author: Michael Jackson <michael.o.jackson@gmail.com>
Date:   Thu Mar 14 21:50:28 2013 -0400

    Initial revision of support for postgresql database.
Fixing another pg-specific query issue
Merge pull request #62 from volkadav/master

Adding PostgreSQL support
Merge pull request #61 from radmen/patch-1

Set charset to utf8 in MySQL tables
Merge pull request #60 from Tenzer/cli-update-script

CLI script to update feeds
update readmes
fix problem with lighttpd and spout selection
new readability support (thanks a lot to oxman)
Update readmes
Add an "open" button to the entry bar.
Allow tag filtering to not include partial matches (thanks to WalterWeight and bsweeney)
Don't allow dates after now()
prepare version 2.3
Allow none value for the logger
Don't try to mark as read if all are read (prevents JS error msg)
Merge pull request #81 from LeSuisse/logger_none

None is not an accepted value for logger_value
Merge pull request #75 from vincebusam/open_button

Add an "open" button to the entry bar.
Merge pull request #83 from stuporglue/master

Check unread count before submitting mark-all-as-read request, prevent JS error msg