Rules: added an helper to import definitions from LibPlayerSpells.
Hunter, Monk: import most rules from LibPlayerSpells.
Druid: use LibPlayerSpells.
Do not import raid buffs from LibPlayerSpells, they requires special rules.
Added LibPlayerSpells-1.0 to .pkgmeta and TOC file.
Fixed missing LibPlayerSpells in Rules.lua.
Display short countdown (1m instead of 1:08) when the stack is shown, really.