New bottom navigation

adding:

• bottom navigation
• favorites summoner now display with the name instead of ID
• champion bios added in detail page
• summoner stats page is now scrollable

still have other minor bugs:

• working on fix the click function on the favorites page
• converting multiple activities to fragments
• move search text and button to top as search bar

add minor features

Adding features:

• Translations of Chinese
• Name of top 3 champion mastery
• Few layout changes in detail page

Alpha Version

Bugs need to fix