Revert "Remove rubocop stuff from Rakefile"
Revert "Remove rubocop stuff from Rakefile"

This reverts commit 1da3826f73bb1859074e4ea198f8594e91cd3300.

denyago/rom,dcarral/rom,pdswan/rom,rom-rb/rom,endash/rom,pxlpnk/rom,kwando/rom,pvcarrera/rom,cored/rom,rom-rb/rom,jeremyf/rom,vrish88/rom,dekz/rom,rom-rb/rom,Snuff/rom