Removed IRS specific code to new repo.

core/src/main/kotlin/com/r3corda/core/utilities/OracleUtils.kt

@@ -1,19 +0,0 @@
-package com.r3corda.core.utilities
-
-import java.time.*
-
-/**
- * This whole file exists as short cuts to get demos working.  In reality we'd have static data and/or rules engine
- * defining things like this.  It currently resides in the core module because it needs to be visible to the IRS
- * contract.
- */
-// We at some future point may implement more than just this constant announcement window and thus use the params.
-@Suppress("UNUSED_PARAMETER")
-fun suggestInterestRateAnnouncementTimeWindow(index: String, source: String, date: LocalDate): TimeWindow {
-    // TODO: we would ordinarily convert clock to same time zone as the index/source would announce in
-    //       and suggest an announcement time for the interest rate
-    // Here we apply a blanket announcement time of 11:45 London irrespective of source or index
-    val time = LocalTime.of(11, 45)
-    val zoneId = ZoneId.of("Europe/London")
-    return TimeWindow(ZonedDateTime.of(date, time, zoneId).toInstant(), Duration.ofHours(24))
-}