Added content to the README.md.

This briefly describes the club and the purpose of the club. It also provides
some information useful for collaborators who are just getting started.
Merge branch 'master' of https://github.com/PalouseRobosub/robosub
Adding my meeting notes from Thursday
Revert "Adding my meeting notes from Thursday"

This reverts commit 3b4e6e1b035b44e39d85506f86dac4c8bdf2265b.
Added a folder structure.

This includes some brief todo notes (in markdown format).
Added stubs in the movement sub folders.

These stubs allow git to track the folders.
Minorly restructured the folder layout.
Fixed a rendering issue with movement/todo.md.
Added a zmq python demo.
Fixed the demo zeromq code to use a non-blocking approach.
Updated .gitignore to ignore vim, Python, and C++ byproducts.