* lasso/errors.h:
change error id and error name for LASSO_WSSEC_BAD_PASSWORD
* lasso/xml/ws/wsse_username_token.c:
update reference to LASSO_WSSEC_BAD_PASSWORD.
reformat line longer than 100 characters.
* docs/reference/lasso/lasso-sections.txt:
add new functions and change type name in documentation.
* lasso/errors.h lasso/errors.c:
add an error to report password verification failure
* lasso/xml/ws/wsse_username_token.h
lasso/xml/ws/wsse_username_token.c:
update support for wsse:UsernameToken up to version 1.1, implement
digest and derived keys computations.
* lasso/xml/idwsf_strings.h:
add strings for Username WS-Security Token profile
* lots of files: Explicitely set all field of initialized structures,
in order to remove -Wno-missing-field-initilizers from needed
compiler options when using -Wall -Wextra.