Major re-write: 1. raw_points (Queue) and raw_frames (list of raw_frame) for future analysis; 2. current_frame (class of deque) for maintaining a fresh copy of the current frame for real-time plotting; 3. major reformatting and renaming to follow Google style guide
Merge branch 'dev'

* dev:
  Major re-write: 1. raw_points (Queue) and raw_frames (list of raw_frame) for future analysis; 2. current_frame (class of deque) for maintaining a fresh copy of the current frame for real-time plotting; 3. major reformatting and renaming to follow Google style guide