Add support for ctags in Elixir
Add support for ctags in Elixir

Exuberant ctags has no native support for Elixir at this point. This
configuration is sourced from https://github.com/mmorearty/elixir-ctags.

lannn/dotfiles,Danielpk/dotfiles,prabinv/dotfiles,koerbcm/dotfiles,koerbcm/dotfiles,soon0009/thoughtbot-dotfiles,T1D/dotfiles,ajkamel/dotfiles,ZloeSabo/dotfiles,bschmoker/dotfiles,YepengFan/dotfiles,bigbam505/dotfiles-work,soon0009/thoughtbot-dotfiles,moofish32/dotfiles,YepengFan/dotfiles,T1D/dotfiles,dainmiller/thoughtbot-dotfile-mods,Thau/dotfiles,ren/dotfiles,turino/dotfiles,koerbcm/dotfiles,koerbcm/dotfiles,kkelleey/dotfiles,Thau/dotfiles,moofish32/dotfiles,ransingh/dotfiles,prabinv/dotfiles,ncuesta/dotfiles,koerbcm/dotfiles,voanhduy1512/dotfiles,ren/dotfiles,dainmiller/thoughtbot-dotfile-mods,kkelleey/dotfiles,mspringfield/dotfiles,Jiwoong/dotfiles,voanhduy1512/dotfiles,tsigo/dotfiles-thoughtbot,bschmoker/dotfiles,astoellis/dotfiles,aliceyoung9/dotfiles,Danielpk/dotfiles,robkilby/dotfiles,ajkamel/dotfiles,astoellis/dotfiles,tchiarato/dotfiles,lannn/dotfiles,Jiwoong/dotfiles,toobulkeh/dotfiles,bigbam505/dotfiles-work,rootulp/dotfiles,aliceyoung9/dotfiles,ransingh/dotfiles,ransingh/dotfiles,alexbaldwin/dotfiles,rootulp/dotfiles,ZloeSabo/dotfiles,ncuesta/dotfiles,tchiarato/dotfiles,mspringfield/dotfiles,ecnalyr/dotfiles