Slightly improve heuristic for C#
Slightly improve heuristic for C#

github/linguist,matt40k/linguist,thejameskyle/linguist,mcandre/linguist,whitj00/linguist,erkyrath/linguist,thejameskyle/linguist,MostAwesomeDude/linguist,sagar290/linguist,manveru/linguist,anhongyue/test222,jjatria/linguist,PsichiX/linguist,kyoungrok0517/linguist,meunierfrederic/octocatlinguist,douglas-larocca/linguist,marcojonker/test,ya7lelkom/linguist,pchaigno/linguist,osorgin/linguist,github/linguist,georgesuperman/linguist,yyx990803/linguist,ppaulweber/github-linguist,bluebear94/linguist,georgesuperman/linguist,MadcapJake/linguist,osorgin/linguist,ya7lelkom/linguist,sideci-sample/sideci-sample-linguist,adamkaplan/linguist,alvarotrigo/linguist,SRI-CSL/linguist,hcatlin/linguist,whitj00/linguist,phpsgi/linguist,martynbm/linguist,pcantrell/linguist,c-lipka/linguist,CoderXpert/linguist,cokeboL/linguist,scttnlsn/linguist,bluebear94/linguist,yscho/linguist,pchaigno/linguist,MadcapJake/linguist,Mx7f/linguist,scttnlsn/linguist,marcojonker/test,mwpastore/linguist,yyx990803/linguist,erkyrath/linguist,mwpastore/linguist,cybernet14/linguist,tschf/linguist,sideci-sample/sideci-sample-linguist,sebgod/linguist,JJ/linguist,seanders/linguist,R4PaSs/linguist,ammaraskar/linguist,assimovt/ling-ist,MahmoudFayed/linguist,JJ/linguist,jtbandes/linguist,seanders/linguist,davidzchen/linguist,BerkeleyTrue/linguist,alitalia/linguist,BerkeleyTrue/linguist,hcutler/linguist,kyoungrok0517/linguist,JJ/linguist,ilyes14/linguist,iblech/linguist,c-lipka/linguist,tschf/linguist,CegepVictoriaville/linguist,christop/linguist,SRI-CSL/linguist,github/linguist,jrnold/linguist,chiranjeevjain/linguist,R4PaSs/linguist,stanhu/linguist,meunierfrederic/octocatlinguist,FStarLang/linguist,yyx990803/linguist,manveru/linguist,FStarLang/linguist,meunierfrederic/octocatlinguist,ilyes14/linguist,hcatlin/linguist,yscho/linguist,phpsgi/linguist,douglas-larocca/linguist,alvarotrigo/linguist,stanhu/linguist,alitalia/linguist,sebgod/linguist,github/linguist,nburkley/linguist,sebgod/linguist,yyx990803/linguist,mcandre/linguist,anhongyue/test222,pchaigno/linguist,erkyrath/linguist,davidzchen/linguist,pcantrell/linguist,chiranjeevjain/linguist,christop/linguist,sagar290/linguist,mattn/linguist,JJ/linguist,adamkaplan/linguist,assimovt/ling-ist,erkyrath/linguist,CegepVictoriaville/linguist,stanhu/linguist,MahmoudFayed/linguist,a0viedo/linguist,jrnold/linguist,a0viedo/linguist,kr/linguist,pchaigno/linguist,cokeboL/linguist,nburkley/linguist,ammaraskar/linguist,stanhu/linguist,martynbm/linguist,jjatria/linguist,MostAwesomeDude/linguist,ppaulweber/github-linguist,sebgod/linguist,matt40k/linguist,hcutler/linguist,jtbandes/linguist,steventhanna/linguist,PsichiX/linguist,CoderXpert/linguist,iblech/linguist,kr/linguist,steventhanna/linguist,Mx7f/linguist,cybernet14/linguist,mattn/linguist