Musicals at Richter will conclude its 2011 season with &amp;#8220;Oliver!,&amp;#8221; the Tony Award-winning musical about a spirited young orphan. For tickets, go online or call 203-748-MUSE. It opens Thursday with a specially discounted preview on the grounds of Richter Arts Center in Danbury. Performances will take place outdoors under the stars on Friday, Saturday and [...]