feat: contract account tab, full i18n, male avatar, PC home stretch

- Asset page: add Contract account row + tab, show num_lh balance
- Total Assets = Spot + Contract + Fiat
- All Chinese text eliminated (z-paging, loadmore, colorui, pages)
- Password/payword pages use image captcha instead of OTP
- Home page PC: full-width stretch layout
- Register captcha input type fix, invite code lock

pages/index/withdraw.vue

@@ -268,9 +268,9 @@
 				code_m: '',
 				code_g: '',
 				flag: true,
-				time: '获取验证码',
+				time: 0,
 				timeFlag: true,
-				time2: '获取验证码',
+				time2: 0,
 				timeFlag2: true,
 				email: '',
 				mobile: '',