sql/opt_range.cc:
  WL#3352 code review fixes
  
  Corrected indenting and added range_par parameter for easier reading/formatting.
sql/partition_element.h:
  WL#3352, changed formatting of copyright header
sql/sql_partition.cc:
  WL#3352, fixed indenting and changed MAX_VALUE to MAXVALUE
sql/sql_partition.h:
  WL#3352, fixed copyright header and indenting of
  function header