Make project compatible with Qt 5

Signed-off-by: Takashiro <takashiro@qq.com>
New illustration for generals

Signed-off-by: Takashiro <takashiro@qq.com>
Make UI more One Piece like ^_^

Signed-off-by: Takashiro <takashiro@qq.com>
Update Cards' illustration

Signed-off-by: Takashiro <takashiro@qq.com>
Add new illustration for cards

Signed-off-by: Takashiro <takashiro@qq.com>