Roll Observatory packages and add a roll script

intl/lib/src/data/dates/symbols/sv.json

Index: intl/lib/src/data/dates/symbols/sv.json
diff --git a/intl/lib/src/data/dates/symbols/sv.json b/intl/lib/src/data/dates/symbols/sv.json
deleted file mode 100644
index 6d9a7e7ace6d1f5957a5919481cc141607ac9d75..0000000000000000000000000000000000000000
--- a/intl/lib/src/data/dates/symbols/sv.json
+++ /dev/null
@@ -1 +0,0 @@
-{"NAME":"sv","ERAS":["f.Kr.","e.Kr."],"ERANAMES":["före Kristus","efter Kristus"],"NARROWMONTHS":["J","F","M","A","M","J","J","A","S","O","N","D"],"STANDALONENARROWMONTHS":["J","F","M","A","M","J","J","A","S","O","N","D"],"MONTHS":["januari","februari","mars","april","maj","juni","juli","augusti","september","oktober","november","december"],"STANDALONEMONTHS":["Januari","Februari","Mars","April","Maj","Juni","Juli","Augusti","September","Oktober","November","December"],"SHORTMONTHS":["jan","feb","mar","apr","maj","jun","jul","aug","sep","okt","nov","dec"],"STANDALONESHORTMONTHS":["Jan","Feb","Mar","Apr","Maj","Jun","Jul","Aug","Sep","Okt","Nov","Dec"],"WEEKDAYS":["söndag","måndag","tisdag","onsdag","torsdag","fredag","lördag"],"STANDALONEWEEKDAYS":["Söndag","Måndag","Tisdag","Onsdag","Torsdag","Fredag","Lördag"],"SHORTWEEKDAYS":["sön","mån","tis","ons","tors","fre","lör"],"STANDALONESHORTWEEKDAYS":["Sön","Mån","Tis","Ons","Tor","Fre","Lör"],"NARROWWEEKDAYS":["S","M","T","O","T","F","L"],"STANDALONENARROWWEEKDAYS":["S","M","T","O","T","F","L"],"SHORTQUARTERS":["K1","K2","K3","K4"],"QUARTERS":["1:a kvartalet","2:a kvartalet","3:e kvartalet","4:e kvartalet"],"AMPMS":["fm","em"],"DATEFORMATS":["EEEE d MMMM y","d MMMM y","d MMM y","y-MM-dd"],"TIMEFORMATS":["'kl'. HH:mm:ss zzzz","HH:mm:ss z","HH:mm:ss","HH:mm"],"AVAILABLEFORMATS":null,"FIRSTDAYOFWEEK":0,"WEEKENDRANGE":[5,6],"FIRSTWEEKCUTOFFDAY":3,"DATETIMEFORMATS":["{1} {0}","{1} {0}","{1} {0}","{1} {0}"]}