Renamed "po" directory to "translations" for D6 compatibility.

diff --git a/po/da.po b/translations/da.po
similarity index 100%
rename from po/da.po
rename to translations/da.po

diff --git a/po/devel-module.pot b/translations/devel-module.pot
similarity index 100%
rename from po/devel-module.pot
rename to translations/devel-module.pot

diff --git a/po/fr.po b/translations/fr.po
similarity index 100%
rename from po/fr.po
rename to translations/fr.po

diff --git a/po/hu.po b/translations/hu.po
similarity index 100%
rename from po/hu.po
rename to translations/hu.po

diff --git a/po/it.po b/translations/it.po
similarity index 100%
rename from po/it.po
rename to translations/it.po