2010 claims - added cpt codes to carrier file

Carrier file processing just keeps diagnoses and dates since the file is
so large, revised to also keep the 13 HCPSCD variables in the merged
2000-2010 file
Added keep state to HRS restricted dataset

In general hrs processing code, pull zip and state from the geo info
dataset
oop added some notes
Created tables of new spouse dyad variables

tables compare means of hospice and non-hospice user groups
Got hip fracture indicator from carrier claims

Coded hip fracture criteria from carrier claim CPT codes with either
another followup carrier claim within 2 days or indication of a hip
fracture surgery