Merge r7710 into 3.2.1 maintenance
#1245 Introduced a record constructor for functions Channel.kc_evenGapOverall_KC, StraightPipe.kc_overall_KC, StraightPipe.dp_overall_DP, StraightPipe.dp_overall_MFLOW.


git-svn-id: https://svn.modelica.org/projects/Modelica/branches/maintenance/3.2.1@7723 7ce873d0-865f-4ce7-a662-4bb36ea78beb