Update fr.po.
sync with wiki version
Version 1.6.2.
Devel version switch.
Update pl.po.
Fix static compilation with OpenSSL.

Resolves issue#172, see
https://bugs.gentoo.org/show_bug.cgi?id=472692
Update nl.po.
sunc with wiki version
Fix error path for DM UUID wrong format.
Properly calculate key sizes (inluding IV seed and whitening) for TCRYPT.

Also prepare code for possible activation through dmcrypt for some
CBC container variants.
Detect presence of TCW mode support in kernel dmcrypt.