[Fix] Persist yaw and pitch on teleport
Vanilla bukkit/MC persists yaw on teleport
Update Essentials/src/messages_pl.properties

Update Polish translations.
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Date: 23.02.13
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* Fixed "fireworkSyntax" (502)
* Fixed colors.
Merge pull request #356 from skmedix/patch-19

Update Essentials/src/messages_pl.properties
Merge pull request #352 from GunfighterJ/patch-15

[Fix] Persist yaw and pitch on teleport
Clarify vanish status a little.
[Feature] Allow IP lookup in /seen command.
[Permission] essentials.seen.ipsearch - allows /seen <ip address>
[Feature] Added /list [group]  and some more detailed configuration regarding /list