* Add binary_compression value to each package
* Remove binary_url values and arrays
* Handle packages with empty binary_sha256 arrays (either missing binaries or not compiled by us)
* gcc: add missing zlibpkg dep
* add getrealdeps script
* add color
* suggested changes from @supechicken
* suggested changes
* fix verbiage
* add NOCOLORS option
* use read in lieu of head, and do not check nonexistent files
* Exit early if wrong package name is given.
* Add some quick exit code
* Allow for pkg.rb in getrealdeps and also add deps to all core packages
* fix lint error
* fix zlibpkg
* cleanup gcc deps
* move filecmd to be a ruby dependency
* fix llvm deps
* lint fix
* update more deps
* make sure package is installed before checking for deps
* add more deps
* change verbiage
* add more deps
* more dep updates