* arts-2-1-490

        * src/abs_species_tags.cc (SpeciesTag::SpeciesTag(String def)):
	Fixed runtime error message when second species is unknown.

        * src/species_data.cc: Added species Ar, which is needed for
	HITRAN CIA continua.

        * src/partition_function_data.cc: Added species Ar, which is needed for
	HITRAN CIA continua.



git-svn-id: https://www.sat.ltu.se/svn/rt/arts/trunk@8173 aaf1aab0-4228-0410-ad68-8dceda47f409
* arts-2-1-491

* src/m_cia.cc (abs_cia_dataReadFromCIA):

Check both combinations for the two CIA species when looking for input
files (e.g. Ar-CH4.cia and CH4-Ar.cia).

git-svn-id: https://www.sat.ltu.se/svn/rt/arts/trunk@8174 aaf1aab0-4228-0410-ad68-8dceda47f409
* arts-2-1-492

* src/m_general.{cc,h} (Print):

Implement Print for ArrayOfCIARecord. Same output format as CIAInfo.

* src/m_cia.cc (CIAInfo): Use new Print() for output.

git-svn-id: https://www.sat.ltu.se/svn/rt/arts/trunk@8175 aaf1aab0-4228-0410-ad68-8dceda47f409
* arts-2-1-493

* src/methods.cc, src/m_doit.cc (doit_i_fieldUpdateSeq1D),
src/doit.{h,cc} (doit_scat_fieldNormalize):

Temporarily add a debug flag that can be set to 1 to always output the
max. DOIT normalization factor for the current iteration to out0
instead of out2.

git-svn-id: https://www.sat.ltu.se/svn/rt/arts/trunk@8181 aaf1aab0-4228-0410-ad68-8dceda47f409