Revert "Use integer values to code for instructions,"

This reverts commit 64b00aa434e215df2f5898938b4b9dde28b129f0.
Update gitignore
Rename bci.rb -> bct.rb
Remove interpreter functionality
Edit comments in prog.bc
Refactor (location of Keychars)
Add translator functionality
Update gitignore
Modify debug statements to display hex codes properly
Change debug hex code
Remove translator functionality, add interpreter functionality
Merge translator