Add various tips section to tutorial
Add various tips section to tutorial

beni55/hakyll,d12frosted/hakyll,Minoru/hakyll,freizl/freizl.github.com-old,freizl/freizl.github.com-old,oldmanmike/hakyll,freizl/freizl.github.com-old,freizl/freizl.github.com-old,Javran/hakyll,freizl/freizl.github.com-old,freizl/freizl.github.com-old,freizl/freizl.github.com-old