Minimal implementation of implicit references
Move resolver.py into __init__.py
Failing test for references in tuples

see https://github.com/cloudtools/troposphere/pull/32#discussion_r8442938
Implement implicit references in tuples

see https://github.com/cloudtools/troposphere/pull/32#discussion_r8442938
Merge pull request #32 from fungusakafungus/implicit_ref

Minimal implementation of implicit references