refactoring grunt tasks
updating readme
add log4js dependency
add logger config file
add logging file
add logger require dependency and example call
add log4js dependency on scaffolded controller
add log4js call on showAll method
fix indentation
Revert "fix indentation"

This reverts commit 1892d84a0da194f174ba8a1bcfc9d54ab260100f.
Revert "add log4js dependency on scaffolded controller"

This reverts commit aae31c5b3ec172d6883e9821b3468d41056ad117.
Revert "add logger require dependency and example call"

This reverts commit ac6c55bd07719c6d4429db403958d1c30a51214e.
merge @cireme pull request and adding logging logic with log4js