Fix rlm_idn configure script
Update the example configure scripts to use FR_SMART_*
add option to disable normalizing passwords in rlm_pap. Closes #380
Swap request and req in paircmp functions so we can use debugging macros
Sprinkle VERIFY_VP in paircmp functions
Minor fixes
Proper checks on group-type sections

This should really be a flag rather than a compile-time check