add new category "Tools for building CLIs"

add also Inquirer, commander.js, cli-table, blessed, chalk
fix link to "Files and MIME Type Manipulation"
add new category "Build Tools / Task Runner"

add also gulp.js, gruntjs
Merge branch 'master' of github.com:vndmtrx/awesome-nodejs

* 'master' of github.com:vndmtrx/awesome-nodejs:
  Added new categories and items.
Revert "add new category "Build Tools / Task Runner""

This reverts commit a6736f1049b6edfd4c727f64587da5c125ab0afc.
Merge pull request #9 from timoweiss/master

Add new category "Tools for building CLIs" + little bug fix