Minor improvements

[Dimava]

• [x] Remove margin-bottom from #itemTable
• [x] Remove height: 320px; from #statDiv
• [x] Add backgroung for shinies
• [x] Decrease size of Amount header in #itemTable (replace with Amt or change font)
• [x] Show quest modal on quest bar click when not completed
• [x] Pointer cursor for Use buttons, help cursor for tooltip items
• [x] Move Math.floor from egg exp gain to egg exp display ( #108 )
• [x] Move Catch chance: xx% display inside setTimeout to prevent bar jumps
• [x] Use pokedexBonusExp in gainExp formula (#107)
• [x] Hide empty #upgradeBox

[Ishadijcks]

Can you make a PR to stage? then I can check it out