Guild Ping v0.1.8

• Redesigned Five Dice with chamfered fantasy d6 faces, engraved numerals, animated gemstone facets, stronger tumbling motion, shadows, and distinct held-die styling.
• Simplified Death Roll by removing misleading decorative side dice and clearly labeling the central roll result.
• Enlarged Rune Mastermind's attempt-history rune artwork by roughly 50% while preserving all eight rows in the existing window.
• Added the Guild Ping logo to WoW's addon list through the addon manifest.
• Removed obsolete screenshot placeholders from the README.