Fix the display of the stack. Before, all stack traces had for
'function' the function being called; not the function we were in. And
exception stack traces were missing the point at which the exception was
thrown.
Fix the handling of a DSN with a port in it.

Fixes GH-7.
Merge pull request #9 from msabramo/fix-dsn-with-port

Fix the handling of a DSN with a port in it.
Merge pull request #8 from msabramo/fix-stack-trace-accuracy

Fix the display of the stack.
Remove invalid UTF-8 character sequences.

Fixes GH-6.
Merge pull request #10 from msabramo/remove-invalid-utf-8

Remove invalid UTF-8 character sequences.
Add image with Travis-CI build status to README.rst
Merge pull request #11 from msabramo/patch-1

Add image with Travis-CI build status to README.rst
README.rst: Add a few notes for Composer.
Implemented send_udp functionality
Add IRC notifications
Make Travis-CI image link to http://travis-ci.org/getsentry/raven-php
Merge pull request #16 from msabramo/patch-4

Add IRC notifications
Merge pull request #12 from msabramo/patch-2

README.rst: Add a few notes for Composer.
Merge pull request #13 from msabramo/add-udp-server

Implemented send_udp functionality
Merge pull request #17 from msabramo/patch-5

Make Travis-CI image link to http://travis-ci.org/getsentry/raven-php
Default `site` to $_SERVER['SERVER_NAME'] when not specified in $options
argument to constructor
Fix failing tests in PHP 5.2 because the expected exception type is
different
Merge pull request #19 from msabramo/set-default-site

Default `site` to $_SERVER['SERVER_NAME'] when not specified in $options argument to constructor
Correct indentation because Im anal