Cleanup datetime.c Remove trailing whitespace. Remove hard tabs. Reformat multiline comments. A few coding style fixes.
Cleanup datetime.c
Remove trailing whitespace.
Remove hard tabs.
Reformat multiline comments.
A few coding style fixes.

argriffing/numpy,Dapid/numpy,grlee77/numpy,chiffa/numpy,naritta/numpy,mortada/numpy,andsor/numpy,drasmuss/numpy,skymanaditya1/numpy,SiccarPoint/numpy,sigma-random/numpy,rherault-insa/numpy,pdebuyl/numpy,rherault-insa/numpy,ajdawson/numpy,utke1/numpy,pizzathief/numpy,yiakwy/numpy,Srisai85/numpy,jakirkham/numpy,endolith/numpy,bringingheavendown/numpy,rgommers/numpy,dwf/numpy,Eric89GXL/numpy,mattip/numpy,ChristopherHogan/numpy,ChanderG/numpy,stuarteberg/numpy,GrimDerp/numpy,jakirkham/numpy,rajathkumarmp/numpy,SunghanKim/numpy,Anwesh43/numpy,MaPePeR/numpy,embray/numpy,has2k1/numpy,SiccarPoint/numpy,solarjoe/numpy,musically-ut/numpy,MSeifert04/numpy,ahaldane/numpy,matthew-brett/numpy,tdsmith/numpy,Anwesh43/numpy,nguyentu1602/numpy,yiakwy/numpy,rmcgibbo/numpy,grlee77/numpy,MichaelAquilina/numpy,CMartelLML/numpy,matthew-brett/numpy,numpy/numpy,b-carter/numpy,njase/numpy,mingwpy/numpy,cjermain/numpy,ViralLeadership/numpy,jorisvandenbossche/numpy,seberg/numpy,GaZ3ll3/numpy,pbrod/numpy,madphysicist/numpy,drasmuss/numpy,Srisai85/numpy,rhythmsosad/numpy,rajathkumarmp/numpy,Eric89GXL/numpy,tynn/numpy,joferkington/numpy,bertrand-l/numpy,SiccarPoint/numpy,ogrisel/numpy,pizzathief/numpy,MichaelAquilina/numpy,ChristopherHogan/numpy,rhythmsosad/numpy,Linkid/numpy,ekalosak/numpy,jorisvandenbossche/numpy,stuarteberg/numpy,hainm/numpy,rhythmsosad/numpy,groutr/numpy,skwbc/numpy,matthew-brett/numpy,Anwesh43/numpy,simongibbons/numpy,empeeu/numpy,mathdd/numpy,WillieMaddox/numpy,Srisai85/numpy,musically-ut/numpy,skymanaditya1/numpy,numpy/numpy-refactor,chatcannon/numpy,tdsmith/numpy,mhvk/numpy,drasmuss/numpy,pelson/numpy,tdsmith/numpy,MSeifert04/numpy,mhvk/numpy,chiffa/numpy,Yusa95/numpy,mingwpy/numpy,bmorris3/numpy,sonnyhu/numpy,ogrisel/numpy,anntzer/numpy,astrofrog/numpy,bringingheavendown/numpy,stuarteberg/numpy,sinhrks/numpy,matthew-brett/numpy,mattip/numpy,dimasad/numpy,brandon-rhodes/numpy,pbrod/numpy,sonnyhu/numpy,shoyer/numpy,MSeifert04/numpy,ContinuumIO/numpy,rherault-insa/numpy,pizzathief/numpy,jankoslavic/numpy,SunghanKim/numpy,solarjoe/numpy,jorisvandenbossche/numpy,ahaldane/numpy,mhvk/numpy,bmorris3/numpy,MichaelAquilina/numpy,rhythmsosad/numpy,astrofrog/numpy,immerrr/numpy,dwf/numpy,WarrenWeckesser/numpy,kirillzhuravlev/numpy,ewmoore/numpy,leifdenby/numpy,dwillmer/numpy,shoyer/numpy,astrofrog/numpy,ekalosak/numpy,behzadnouri/numpy,cowlicks/numpy,chatcannon/numpy,grlee77/numpy,stefanv/numpy,rajathkumarmp/numpy,kirillzhuravlev/numpy,pyparallel/numpy,GaZ3ll3/numpy,mattip/numpy,ajdawson/numpy,WarrenWeckesser/numpy,nguyentu1602/numpy,b-carter/numpy,pbrod/numpy,dch312/numpy,mortada/numpy,dato-code/numpy,BMJHayward/numpy,Anwesh43/numpy,jonathanunderwood/numpy,Dapid/numpy,jschueller/numpy,joferkington/numpy,pbrod/numpy,andsor/numpy,rudimeier/numpy,naritta/numpy,ContinuumIO/numpy,bertrand-l/numpy,larsmans/numpy,Srisai85/numpy,SiccarPoint/numpy,kirillzhuravlev/numpy,hainm/numpy,Linkid/numpy,utke1/numpy,bringingheavendown/numpy,dato-code/numpy,jonathanunderwood/numpy,cowlicks/numpy,mhvk/numpy,mortada/numpy,felipebetancur/numpy,madphysicist/numpy,naritta/numpy,NextThought/pypy-numpy,ChanderG/numpy,jakirkham/numpy,has2k1/numpy,leifdenby/numpy,mingwpy/numpy,pdebuyl/numpy,ogrisel/numpy,Dapid/numpy,kiwifb/numpy,GrimDerp/numpy,has2k1/numpy,jankoslavic/numpy,ewmoore/numpy,WarrenWeckesser/numpy,pizzathief/numpy,sinhrks/numpy,joferkington/numpy,sigma-random/numpy,maniteja123/numpy,ahaldane/numpy,larsmans/numpy,ekalosak/numpy,jorisvandenbossche/numpy,mathdd/numpy,GrimDerp/numpy,behzadnouri/numpy,groutr/numpy,KaelChen/numpy,jankoslavic/numpy,argriffing/numpy,ChristopherHogan/numpy,abalkin/numpy,ajdawson/numpy,ChanderG/numpy,BMJHayward/numpy,mindw/numpy,CMartelLML/numpy,mindw/numpy,skymanaditya1/numpy,embray/numpy,njase/numpy,shoyer/numpy,numpy/numpy-refactor,AustereCuriosity/numpy,embray/numpy,ViralLeadership/numpy,bmorris3/numpy,jschueller/numpy,anntzer/numpy,NextThought/pypy-numpy,KaelChen/numpy,nbeaver/numpy,SunghanKim/numpy,astrofrog/numpy,tacaswell/numpy,bmorris3/numpy,abalkin/numpy,kirillzhuravlev/numpy,hainm/numpy,trankmichael/numpy,dimasad/numpy,tynn/numpy,empeeu/numpy,immerrr/numpy,pelson/numpy,ekalosak/numpy,numpy/numpy,mortada/numpy,njase/numpy,simongibbons/numpy,shoyer/numpy,ESSS/numpy,dato-code/numpy,dch312/numpy,sonnyhu/numpy,endolith/numpy,githubmlai/numpy,joferkington/numpy,dwillmer/numpy,gmcastil/numpy,brandon-rhodes/numpy,pyparallel/numpy,maniteja123/numpy,madphysicist/numpy,KaelChen/numpy,ewmoore/numpy,dwf/numpy,mindw/numpy,CMartelLML/numpy,gfyoung/numpy,musically-ut/numpy,MSeifert04/numpy,chatcannon/numpy,BabeNovelty/numpy,larsmans/numpy,simongibbons/numpy,charris/numpy,ogrisel/numpy,WarrenWeckesser/numpy,seberg/numpy,sinhrks/numpy,nbeaver/numpy,mwiebe/numpy,kiwifb/numpy,musically-ut/numpy,endolith/numpy,MaPePeR/numpy,SunghanKim/numpy,ssanderson/numpy,nguyentu1602/numpy,MichaelAquilina/numpy,WarrenWeckesser/numpy,ddasilva/numpy,jakirkham/numpy,tynn/numpy,dwillmer/numpy,ChristopherHogan/numpy,ddasilva/numpy,yiakwy/numpy,dwillmer/numpy,CMartelLML/numpy,dwf/numpy,mindw/numpy,empeeu/numpy,madphysicist/numpy,kiwifb/numpy,gmcastil/numpy,Yusa95/numpy,dimasad/numpy,githubmlai/numpy,andsor/numpy,mhvk/numpy,pizzathief/numpy,brandon-rhodes/numpy,jschueller/numpy,trankmichael/numpy,skwbc/numpy,Eric89GXL/numpy,rgommers/numpy,gfyoung/numpy,nguyentu1602/numpy,sigma-random/numpy,NextThought/pypy-numpy,sinhrks/numpy,Linkid/numpy,mathdd/numpy,brandon-rhodes/numpy,cowlicks/numpy,Yusa95/numpy,chiffa/numpy,BabeNovelty/numpy,maniteja123/numpy,simongibbons/numpy,pdebuyl/numpy,dwf/numpy,MaPePeR/numpy,shoyer/numpy,cowlicks/numpy,stefanv/numpy,trankmichael/numpy,BabeNovelty/numpy,gfyoung/numpy,hainm/numpy,githubmlai/numpy,stefanv/numpy,ContinuumIO/numpy,WillieMaddox/numpy,GaZ3ll3/numpy,dimasad/numpy,Eric89GXL/numpy,ogrisel/numpy,numpy/numpy-refactor,WillieMaddox/numpy,yiakwy/numpy,jonathanunderwood/numpy,mwiebe/numpy,tacaswell/numpy,ChanderG/numpy,anntzer/numpy,BMJHayward/numpy,charris/numpy,behzadnouri/numpy,rudimeier/numpy,ssanderson/numpy,embray/numpy,skymanaditya1/numpy,nbeaver/numpy,moreati/numpy,dato-code/numpy,grlee77/numpy,pyparallel/numpy,charris/numpy,utke1/numpy,immerrr/numpy,groutr/numpy,numpy/numpy-refactor,numpy/numpy,has2k1/numpy,astrofrog/numpy,numpy/numpy,MaPePeR/numpy,KaelChen/numpy,mwiebe/numpy,pelson/numpy,trankmichael/numpy,ewmoore/numpy,AustereCuriosity/numpy,ahaldane/numpy,moreati/numpy,madphysicist/numpy,ajdawson/numpy,felipebetancur/numpy,rgommers/numpy,stuarteberg/numpy,pelson/numpy,BabeNovelty/numpy,BMJHayward/numpy,seberg/numpy,tdsmith/numpy,ddasilva/numpy,jorisvandenbossche/numpy,jankoslavic/numpy,rmcgibbo/numpy,ViralLeadership/numpy,rudimeier/numpy,rudimeier/numpy,felipebetancur/numpy,rajathkumarmp/numpy,ahaldane/numpy,anntzer/numpy,argriffing/numpy,gmcastil/numpy,ewmoore/numpy,matthew-brett/numpy,rmcgibbo/numpy,MSeifert04/numpy,solarjoe/numpy,NextThought/pypy-numpy,naritta/numpy,githubmlai/numpy,embray/numpy,cjermain/numpy,dch312/numpy,jschueller/numpy,cjermain/numpy,mingwpy/numpy,Linkid/numpy,AustereCuriosity/numpy,simongibbons/numpy,leifdenby/numpy,mattip/numpy,jakirkham/numpy,mathdd/numpy,GrimDerp/numpy,immerrr/numpy,b-carter/numpy,ESSS/numpy,charris/numpy,stefanv/numpy,bertrand-l/numpy,pbrod/numpy,rgommers/numpy,pelson/numpy,cjermain/numpy,dch312/numpy,endolith/numpy,sonnyhu/numpy,ssanderson/numpy,sigma-random/numpy,grlee77/numpy,stefanv/numpy,rmcgibbo/numpy,pdebuyl/numpy,larsmans/numpy,felipebetancur/numpy,andsor/numpy,abalkin/numpy,GaZ3ll3/numpy,empeeu/numpy,Yusa95/numpy,seberg/numpy,tacaswell/numpy,skwbc/numpy,moreati/numpy,numpy/numpy-refactor,ESSS/numpy