fix app.locals with express <2.5.11
fix app.locals with express <2.5.11

robgraeber/nunjucks,jlongster/nunjucks,santoshsahoo/nunjucks,atorkhov/nunjucks,carljm/nunjucks,node-modules/nunjucks,carljm/nunjucks,amyboyd/nunjucks,santoshsahoo/nunjucks,pardo/nunjucks,jlongster/nunjucks,pardo/nunjucks,rhengles/nunjucks,fabien/nunjucks,oddbird/nunjucks,node-modules/nunjucks,mozilla/nunjucks,internalfx/nunjucks,jlongster/nunjucks,AaronO/nunjucks,carljm/nunjucks,rhengles/nunjucks,amyboyd/nunjucks,popomore/nunjucks,campbellwmorgan/nunjucks,devoidfury/nunjucks,kevinschaul/nunjucks,carljm/nunjucks,kevinschaul/nunjucks,campbellwmorgan/nunjucks,vigetlabs/nunjucks,robgraeber/nunjucks,internalfx/nunjucks,santoshsahoo/nunjucks,atorkhov/nunjucks,node-modules/nunjucks,mozilla/nunjucks,atorkhov/nunjucks,kevinschaul/nunjucks,vigetlabs/nunjucks,devoidfury/nunjucks,punkave/nunjucks,internalfx/nunjucks,punkave/nunjucks,amyboyd/nunjucks,fabien/nunjucks,campbellwmorgan/nunjucks,oddbird/nunjucks,node-modules/nunjucks,kevinschaul/nunjucks,devoidfury/nunjucks,atorkhov/nunjucks,AaronO/nunjucks,internalfx/nunjucks,campbellwmorgan/nunjucks,robgraeber/nunjucks,fabien/nunjucks,vigetlabs/nunjucks,amyboyd/nunjucks,pardo/nunjucks,vigetlabs/nunjucks,rhengles/nunjucks,jlongster/nunjucks,popomore/nunjucks,santoshsahoo/nunjucks,oddbird/nunjucks,AaronO/nunjucks,pardo/nunjucks,oddbird/nunjucks,popomore/nunjucks,AaronO/nunjucks,robgraeber/nunjucks,mozilla/nunjucks,fabien/nunjucks,punkave/nunjucks,rhengles/nunjucks,punkave/nunjucks