update modules
updates pak
updates build folder & renames some directories
remove gulp-watch since it is not being used
moved routes out of main app file
remove method-override for now
added express-session
added 404 template
updates gitignore
fix script.js path in layout
redo routes design
added simple index controller
restructure main app
updates gitignore
retructure image model
updates pak
updates readme
added index to images controller
added random image method to images controller
added more crud methods to images controller