csv: Switch to '.q.csv' to allow delimeter to be overidden [#102]

Author: jasraj

src/csv.q

@@ -62,5 +62,5 @@
 
  .log.if.info "Saving CSV file [ Target: ",string[path]," ] [ Table Length: ",string[count data]," ]";
 
- :path 0: "," 0: data;
+ :path 0: .q.csv 0: data;
  };