Fixed a bug in op_o that only occured in OPENMP builds on problems where  there were no non-diagonal blocks.   The work arrays were being freed  but never malloc'd.  
Fixed a bug in op_o that only occured in OPENMP builds on problems where 
there were no non-diagonal blocks.   The work arrays were being freed 
but never malloc'd.  


dimpase/csdp,dimpase/csdp,dimpase/csdp