fix
@type_check for 'int'
run type checking
fixes
dependencies doc
an a todo item
Python is not C
@type_check for 'if'
option to auto detect variable types
remove assert_type
@type_check for 'binop'
declare (some) built in variable type
Merge branch 'master' of https://github.com/mschuldt/maml

Conflicts:
	maml_compile.py
	maml_env.py
	todo.org
fix variable type declarations for chained assignment
misc