Added: Color box method (#1854)
* Added: Color box method
* Added function to control panel also
* Updated: Coding stile
Updated: Use ipairs instead of pairs
* Utilize: Use of `ipairs`
Removed: All changes from DForm
* Fixed: wrong variable names for R,G,B,A
Utilize: Pairs loop when configuring default convar settings
* Updated: Use camel case
* Removed: Use `if var` instead of `if var != nil` for convention
changed: Loop internal variables to `k,v` for convention
* Relace the IF statement with selection operator