Reorganize obstacles with less vertices, connect shapes and set new b… · lambdaclass/mirra_backend@cd99c1b

in order to compile .xrl files, you must add "compilers: [:leex] ++ Mix.compilers()" to the "def project" section of your mix.exs

Kernel.to_char_list/1 is deprecated, use Kernel.to_charlist/1 instead

in order to compile .yrl files, you must add "compilers: [:yecc] ++ Mix.compilers()" to the "def project" section of your mix.exs