Merge pull request #9 from DarkStoorM/master

Polish language added
Added some comments for the translation.
Translation fixes, and more (see description)

Changes made:
- Deleted german translation notes (I changed already with the best
suggestions by gnp)
- Deleted a comment in lang-en.php
- Integrated a fix suggested by gnp
All should start with a <?php and not <?.
Move languages to olclangs/ folder
Translation credits(GNP and DSM please translate)
Avoid word spacing in footer
Translation credits in translation files.
Update pl.php
Merge pull request #10 from DarkStoorM/patch-1

Update pl.php
Translated "tran-cred"
Merge pull request #12 from givenameplz/patch-1

Translated "tran-cred" in german.
No more word spacing, and more tiny font
Inform about errors.

Worked all this day about errors and reporting errors, now finally you
can see error messages!
Also, new string added in translation files.
Update pl.php
Merge pull request #13 from DarkStoorM/patch-2

New string translated in polish.
Update readme with the wiki link.
Added "errc1", Updated "footer"
Update "footer"

Removed the "Completely" part.
Fix #14