Merge pull request cldrn#5 from Alevsk/master

Adding elixir dangerous functions based on official documentation

Author: cldrn

elixir.txt

@@ -0,0 +1,55 @@
+System.cmd
+cmd
+File.read
+File.Stat
+cd
+cd!
+chgrp
+chgrp!
+chmod
+chmod!
+chown
+chown!
+copy
+copy!
+cp
+cp!
+cp_r
+cp_r!
+cwd
+cwd!
+dir?
+exists?
+ln
+ln!
+ln_s
+ln_s!
+ls
+ls!
+lstat
+lstat!
+mkdir
+mkdir!
+mkdir_p
+mkdir_p!
+open
+open!
+read
+read!
+read_link
+read_link!
+rename
+rm
+rm!
+rm_rf
+rm_rf!
+rmdir
+rmdir!
+stat
+stat!
+stream!
+touch
+write
+write!
+write_stat
+write_stat!