Add dart language #25
Add aheui #45
Add algol #41
Add cobol #46
Add eiffel #30
Add Emacs Lisp #44
Add erlang #24
Add groovy #20
Add io #32
Add j #38
Add prolog #40
Add smalltalk #42
Change small things
Add prolog-swi #40
Merge pull request #47 from nacyot/develop

Add programming languages