Fix Linux bunyan exec (./dev)

Author: oshliaer

dev

@@ -12,5 +12,10 @@ export SITE_HOST=http://javascript.local
 export TUTORIAL_EDIT=
 export NODE_PRESERVE_SYMLINKS=1
 
+# Use a local bunyan if no other is found in the current environment
+if ! [ -x "$(command -v bunyan)" ]; then
+  export PATH="$PATH:./node_modules/bunyan/bin"
+fi
+
 npm --silent run gulp dev | bunyan -o short -l debug