Add .hgignore.
Add .hgignore.

gavioto/rietveld,nareshboddepalli/touchites-codereview,foolonhill/rietveld,v3ss0n/rietveld,nbodepallictr/touchites-codereview,Koulio/rietveld,fuzan/rietveld,rietveld-codereview/rietveld,nareshboddepalli/touchites-test,openlabs/cr.openlabs.co.in,kscharding/integral-solutions-smxq,openlabs/cr.openlabs.co.in,Koulio/rietveld,openlabs/cr.openlabs.co.in,google-code-export/rietveld,sajingeo/rietveld,nbodepallictr/touchites-test,google-code-export/rietveld,arg0/rietveld,gco/rietveld,fuzan/rietveld,foolonhill/rietveld,gco/rietveld,arg0/rietveld,draem0507/rietveld,gavioto/rietveld,dushmis/rietveld,DeanHere/rietveld,aungzanbaw/rietveld,robfig/rietveld,kscharding/integral-solutions-smxq,google-code-export/rietveld,fuzan/rietveld,nareshboddepalli/touchites-test,gavioto/rietveld,xtypebee/rietveld,supriyantomaftuh/rietveld,DeanHere/rietveld,ericmckean/rietveld,berkus/rietveld,andyzsf/rietveld,sajingeo/rietveld,draem0507/rietveld,robfig/rietveld,berkus/rietveld,salomon1184/rietveld,nareshboddepalli/touchites-codereview,v3ss0n/rietveld,berkus/rietveld,ericmckean/rietveld,nbodepallictr/touchites-codereview,salomon1184/rietveld,ericmckean/rietveld,supriyantomaftuh/rietveld,aungzanbaw/rietveld,robfig/rietveld,sajingeo/rietveld,nbodepallictr/touchites-test,xtypebee/rietveld,DeanHere/rietveld,salomon1184/rietveld,aungzanbaw/rietveld,supriyantomaftuh/rietveld,nareshboddepalli/touchites-codereview,foolonhill/rietveld,kscharding/integral-solutions-smxq,andyzsf/rietveld,Koulio/rietveld,nbodepallictr/touchites-test,rietveld-codereview/rietveld,andyzsf/rietveld,rietveld-codereview/rietveld,dushmis/rietveld,arg0/rietveld,nbodepallictr/touchites-codereview,dushmis/rietveld,nareshboddepalli/touchites-test,xtypebee/rietveld,rietveld-codereview/rietveld,draem0507/rietveld,v3ss0n/rietveld,gco/rietveld