select algorithms, not #defines.
* iface/gspn/Makefile.am (check_PROGRAMS): Remove eltlgspn-srg,
efmgspn-srg, fmgspn-rg, and fmgspn-srg and their associated
source variables. These are all replaced by
ltlgspn-rg and ltlgspn-srg.
* iface/gspn/dcswavefm.test, iface/gspn/dcswaveltl.test,
iface/gspn/dcswaveeltl.test, iface/gspn/udcsefm.test,
iface/gspn/udcseltl.test, iface/gspn/udcsfm.test,
iface/gspn/udcsltl.test: Adjust calls to ltlgspn-srg.