Relevant Recent Posts v1.4

• Added a trailing comma after the last array element
• Simplified the min/max logic
• Used empty() instead of checking both isset() and null comparison
• Assigned and checked the transient value in one conditional

Relevant Recent Posts v1.3

• max posts count bumped from 200 to 9999

Relevant Recent Posts v1.2

• fix for caching: added category ID

Relevant Recent Posts v1.1

• caching logic improved/fixed

Relevant Recent Posts v1.0

• initial release