arranged 0.1.2

Statically bounds-checked (machine-word-abstracting? TBD) ranged types as zero or low-runtime overhead abstractions providing safe (no unintentional overflow) arithmetic.
Documentation 
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pub const ERR_INVALID_RANGE_INCLUSIVE_BOUNDS: &str =
    "Error: Invalid (inclusive) ranged bounds.  (`START` must be <= `END`)";
pub const ERR_VALUE_OUT_OF_INCLUSIVE_BOUNDS: &str =
    "Error: Value outside of (inclusive) ranged bounds. (`START` must be <= `value` <= `END`)";
pub const DOES_NOT_CONTAIN: &str = "does not contain";