[PROTON-2686] [protonj2] Improve API docs and some minor cleanups

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: protonj2-1.0.0-M12
• Fix Version/s: protonj2-1.0.0-M13
• Component/s: protonj2
• Assignee: Timothy A. Bish
• Reporter: Timothy A. Bish
• Created: 22/Feb/23 23:54
• Updated: 27/Mar/23 18:57
• Resolved: 27/Mar/23 18:57

Description

Add some additional API docs details and minor cleanups in buffer utilities APIs with expanded docs.