Added pinq_list_text_inds(), pinq_list_int_inds() and pinq_list_edge_inds()
Fixed bug in Hash_table
Something strange with hash table for markers
Added pinq_ws_cat()
Added pinq_list_view_inds()
Added pinq_list_line_inds()
Changed min macro to use existing PHG_MIN macro
Added pinq_ws_conn_type()
Added pinq_ws_st() and pinq_open_wss()
Perform actual closing of workstation in pclose_ws()
