TST: Added a test of dist.support(*args, loc, scale).
TST: Added a test of dist.support(*args, loc, scale).

Added stats/tests/test_distributions::test_retrieving_support() to test
<dist>.support(*args, loc, scale) for all distributions.

anntzer/scipy,Eric89GXL/scipy,zerothi/scipy,pizzathief/scipy,aeklant/scipy,lhilt/scipy,nmayorov/scipy,grlee77/scipy,jor-/scipy,WarrenWeckesser/scipy,arokem/scipy,aeklant/scipy,anntzer/scipy,jor-/scipy,e-q/scipy,perimosocordiae/scipy,jamestwebber/scipy,ilayn/scipy,aeklant/scipy,andyfaff/scipy,grlee77/scipy,pizzathief/scipy,arokem/scipy,zerothi/scipy,arokem/scipy,lhilt/scipy,gertingold/scipy,vigna/scipy,andyfaff/scipy,e-q/scipy,andyfaff/scipy,endolith/scipy,zerothi/scipy,rgommers/scipy,person142/scipy,rgommers/scipy,scipy/scipy,rgommers/scipy,matthew-brett/scipy,mdhaber/scipy,ilayn/scipy,Eric89GXL/scipy,vigna/scipy,Stefan-Endres/scipy,tylerjereddy/scipy,matthew-brett/scipy,e-q/scipy,endolith/scipy,lhilt/scipy,anntzer/scipy,jamestwebber/scipy,endolith/scipy,e-q/scipy,nmayorov/scipy,rgommers/scipy,perimosocordiae/scipy,ilayn/scipy,tylerjereddy/scipy,mdhaber/scipy,anntzer/scipy,endolith/scipy,mdhaber/scipy,person142/scipy,mdhaber/scipy,matthew-brett/scipy,vigna/scipy,person142/scipy,rgommers/scipy,tylerjereddy/scipy,scipy/scipy,pizzathief/scipy,scipy/scipy,zerothi/scipy,Stefan-Endres/scipy,jor-/scipy,matthew-brett/scipy,aarchiba/scipy,vigna/scipy,pizzathief/scipy,aeklant/scipy,mdhaber/scipy,matthew-brett/scipy,perimosocordiae/scipy,endolith/scipy,Eric89GXL/scipy,grlee77/scipy,perimosocordiae/scipy,pizzathief/scipy,lhilt/scipy,arokem/scipy,ilayn/scipy,e-q/scipy,aarchiba/scipy,scipy/scipy,tylerjereddy/scipy,WarrenWeckesser/scipy,scipy/scipy,person142/scipy,aarchiba/scipy,Stefan-Endres/scipy,andyfaff/scipy,perimosocordiae/scipy,jamestwebber/scipy,nmayorov/scipy,tylerjereddy/scipy,person142/scipy,endolith/scipy,Eric89GXL/scipy,nmayorov/scipy,zerothi/scipy,grlee77/scipy,arokem/scipy,nmayorov/scipy,ilayn/scipy,WarrenWeckesser/scipy,jamestwebber/scipy,gertingold/scipy,anntzer/scipy,grlee77/scipy,Stefan-Endres/scipy,gertingold/scipy,zerothi/scipy,jor-/scipy,aarchiba/scipy,andyfaff/scipy,jor-/scipy,aarchiba/scipy,Stefan-Endres/scipy,mdhaber/scipy,perimosocordiae/scipy,Eric89GXL/scipy,aeklant/scipy,andyfaff/scipy,vigna/scipy,Stefan-Endres/scipy,gertingold/scipy,lhilt/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,jamestwebber/scipy,Eric89GXL/scipy,gertingold/scipy,anntzer/scipy,scipy/scipy,ilayn/scipy