i18n Adjustments

[Drew Angell]

I see quite a few places throughout the plugin where we have internationalization setup like this...

_e(' for details on setting up IPN with this URL.');

I'm pretty sure that's incomplete. I think it should be something like this...

_e(' for details on setting up IPN with this URL.', 'paypal-ipn');

On that note, I think we may need to adjust our load_plugin_textdomain() method, too, because based on other plugins I look at I think we might be missing the first parameter, which is the actual textdomain value (ie. paypal-ipn)

I'm not 100% sure on that, but again, just comparing what I see elsewhere.

[jignesh kaila]

add paypal-ipn slug, ref #42

→ <<cset 4822b0863d8c>>

[jignesh kaila]

add table prefix dynamic, ref #42

→ <<cset 5e2752a880f9>>

[jignesh kaila]

add load_textdomain function, ref #42

→ <<cset c97a104375e4>>

[jignesh kaila]

Wordpress provide Generate POT file automatically, please see the video: http://screencast.com/t/6C4Cuu1M

[Drew Angell]

Ok, so everything in the plugin is now ready for us to generate that then?

[jignesh kaila]

Please wait for issue #33, Once I am done with issue #33 than after generate .pot file.

Now I am done with this issue and push to development branch.