v0.22.13

IntervalArithmetic v0.22.13

Diff since v0.22.12

Merged pull requests:

• Fast intersection for BareInterval (#649) (@dpsanders)
• Add unicode alias for hull and intersect_interval (#651) (@OlivierHnt)
• Reliable quadrant (#652) (@OlivierHnt)
• Export \sqcap and \sqcup (#657) (@dpsanders)

Closed issues:

• Use SafeEFT for rounding (#341)
• Finding quadrants is flawed (#622)
• Define ∩ and ∪ for BareInterval (#650)
• Define and export Heaviside function (#653)
• No mechanism to define functions restricted to a domain (#654)
• Add \infty symbol to Symbols module (#658)
• zero(emptyinterval()) should be empty (#659)