Specific types are best types:

- accel_callback takes a uint16_t gesture_id
- accel_callback takes a uint32_t offset_found
Moved the last few major types over to explicit types:

- allocate_moving_avg takes an uint16_t subtotal_sizes
- Created a "data type" for the type stored in the moving_avg
Merge pull request #56 from shalecraig/shale/1.1.0/finish-changing-types

Shale/1.1.0/finish changing types