Allow mime-types 2.x to be used with Linguist
Allow mime-types 2.x to be used with Linguist

The API is compatible for our purposes, and this allows Linguist to be
used in apps that pull in newer versions of mime-types through other
gems.

pchaigno/linguist,pcantrell/linguist,martynbm/linguist,erkyrath/linguist,hcutler/linguist,CegepVictoriaville/linguist,SRI-CSL/linguist,sebgod/linguist,stanhu/linguist,georgesuperman/linguist,nburkley/linguist,pchaigno/linguist,Rockyspade/linguist,wcandillon/linguist,anhongyue/test222,R4PaSs/linguist,ya7lelkom/linguist,marcojonker/test,steventhanna/linguist,pchaigno/linguist,jrnold/linguist,JJ/linguist,erkyrath/linguist,sebgod/linguist,nburkley/linguist,mattn/linguist,github/linguist,ppaulweber/github-linguist,JJ/linguist,alitalia/linguist,osorgin/linguist,jjatria/linguist,alitalia/linguist,hcatlin/linguist,MostAwesomeDude/linguist,c-lipka/linguist,github/linguist,JJ/linguist,assimovt/ling-ist,FStarLang/linguist,bluebear94/linguist,stanhu/linguist,stanhu/linguist,sebgod/linguist,jtbandes/linguist,seanders/linguist,0a-/linguist,kyoungrok0517/linguist,davidzchen/linguist,PsichiX/linguist,Rockyspade/linguist,matt40k/linguist,anhongyue/test222,a0viedo/linguist,ammaraskar/linguist,CoderXpert/linguist,hcutler/linguist,seanders/linguist,hcatlin/linguist,a0viedo/linguist,BerkeleyTrue/linguist,MahmoudFayed/linguist,SRI-CSL/linguist,meunierfrederic/octocatlinguist,CoderXpert/linguist,Mx7f/linguist,jjatria/linguist,adamkaplan/linguist,mattn/linguist,christop/linguist,github/linguist,christop/linguist,whitj00/linguist,yyx990803/linguist,phpsgi/linguist,cokeboL/linguist,stanhu/linguist,thejameskyle/linguist,manveru/linguist,erkyrath/linguist,douglas-larocca/linguist,manveru/linguist,adamkaplan/linguist,meunierfrederic/octocatlinguist,jtbandes/linguist,scttnlsn/linguist,pchaigno/linguist,sebgod/linguist,phpsgi/linguist,tschf/linguist,scttnlsn/linguist,JJ/linguist,steventhanna/linguist,osorgin/linguist,sagar290/linguist,yscho/linguist,cokeboL/linguist,chiranjeevjain/linguist,marcojonker/test,sideci-sample/sideci-sample-linguist,ppaulweber/github-linguist,c-lipka/linguist,georgesuperman/linguist,ammaraskar/linguist,sideci-sample/sideci-sample-linguist,kyoungrok0517/linguist,whitj00/linguist,ilyes14/linguist,mcandre/linguist,yyx990803/linguist,yscho/linguist,alvarotrigo/linguist,davidzchen/linguist,github/linguist,MostAwesomeDude/linguist,thejameskyle/linguist,erkyrath/linguist,R4PaSs/linguist,ya7lelkom/linguist,mwpastore/linguist,douglas-larocca/linguist,kr/linguist,mcandre/linguist,tschf/linguist,chiranjeevjain/linguist,0a-/linguist,cybernet14/linguist,jrnold/linguist,MahmoudFayed/linguist,ilyes14/linguist,yyx990803/linguist,kr/linguist,iblech/linguist,matt40k/linguist,iblech/linguist,PsichiX/linguist,assimovt/ling-ist,CegepVictoriaville/linguist,alvarotrigo/linguist,wcandillon/linguist,Mx7f/linguist,meunierfrederic/octocatlinguist,cybernet14/linguist,BerkeleyTrue/linguist,MadcapJake/linguist,yyx990803/linguist,MadcapJake/linguist,mwpastore/linguist,FStarLang/linguist,pcantrell/linguist,bluebear94/linguist,martynbm/linguist,sagar290/linguist