Major Description
Looks like for some reason Velocity 1.7 does not like anymore things like
#set ($MSG_ERROR_WIKIALREADYEXISTS = "<div class=\"errormessage\"><span class=\"messagetype\">$msg.get('error'): </span>$msg.get('wikimanager.wikiname.error.wikialreadyexists')</div>")
it produces
Caused by: org.apache.velocity.runtime.parser.TemplateParseException: Encountered "errormessage" at xwiki:WikiManager.CreateNewWiki[line 100, column 53] Was expecting one of: <RPAREN> ... <WHITESPACE> ... "-" ... "+" ... "*" ... "/" ... "%" ... <LOGICAL_AND> ... <LOGICAL_OR> ... <LOGICAL_LT> ... <LOGICAL_LE> ... <LOGICAL_GT> ... <LOGICAL_GE> ... <LOGICAL_EQUALS> ... <LOGICAL_NOT_EQUALS> ... at org.apache.velocity.runtime.parser.Parser.parse(Parser.java:131) at org.apache.velocity.runtime.RuntimeInstance.parse(RuntimeInstance.java:1226) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:189) ... 93 more