Initial brushup of the new entries

As per https://github.com/DandelionSprout/adfilt/pull/72#issuecomment-642358086. More to come when I can sift through QR-code-removing entries and which entries to generalise.

stayingonbrowser/Staying On The Phone Browser

@@ -1,5 +1,5 @@
 [Adblock Plus 3.4]
-! Version: 11June2020v1
+! Version: 11June2020v3
 ! Title: 📱 Staying On The Phone Browser
 ! Expires: 14 days
 ! Description: Created as a proof of concept, and for the benefit of people who really like their phone's web browsers and who are less keen on using various apps.
@@ -353,14 +353,12 @@ amap.com###to_lushu
 amap.com##.dir_qr
 auth.alipay.com###onlineService
 bababus.com###suspend
-booking.com##.header_wechat_qrcode.popover-trigger.jq_tooltip
 bus.ctrip.com##.main_img
 bus.ctrip.com##.side_img
 coolapk.com##.apk_right_two
 coolapk.com##.apk_topba_code
 creditcard.ecitic.com##.dkkj_app
 creditcard.ecitic.com##.setting-adv
-csair.com##.qrcode
 ctrip.com##.pop_smallp
 dianping.com##.J-bonus
 dianping.com##.big-pop
@@ -377,12 +375,12 @@ hotels.ctrip.com###J_MiniProgram
 hotels.ctrip.com###J_MiniProogram
 hotels.ctrip.com###J_qrcodes
 hotels.ctrip.com##.download-app
-huazhu.com##.Ltac.download-app-open
+huazhu.com##.download-app-open
 item.taobao.com##.tb-qrcode-tool
 jdpay.com###promotionModal
 jdpay.com##.ui-modal-mask
 lianjia.com,zu.ke.com##.fix-bottom-wrap
-lianjia.com,zu.ke.com##.qr-code
+lianjia.com,zu.ke.com,csair.com##.qr-code
 liepin.cn##.guider
 mafengwo.cn###banner-con-gloable
 my.ctrip.com###bottomBanner
@@ -398,7 +396,6 @@ secure.booking.com##.myres-gtw-open
 smzdm.com###index-elevator > li:nth-of-type(2)
 smzdm.com###index-elevator > li:nth-of-type(3)
 smzdm.com##.qrcode
-smzdm.com##.qrcode
 taobao.com###J_Col_Main > div:nth-of-type(6)
 taobao.com###J_SiteFooter
 taobao.com##.tbh-qr-wrapper
@@ -412,4 +409,3 @@ trains.ctrip.com##.erweima
 trains.ctrip.com##.gzh-box
 wq.jd.com###id-pcprompt-mask
 xinhuanet.com##.s-ewm
-