[MGN-53] Changes to NonVersionedRedisHolidaySource to make some method public and fields necessary to support custom RegionSource based on it
[MGN-53] Use region externalId to lookup holidays if Currency is missing in Region data
[MGN-54] Add isda identifier scheme
[MGN-55] Add method to do bulk insertion of datapoints in a timeseries
[MGN-55] Unit test for length of bulk insert and single data point

Conflicts:
	projects/OG-Core/src/test/java/com/opengamma/core/historicaltimeseries/impl/NonVersionedRedisHistoricalTimeSeriesSourceTest.java
[MGN-55] Unit test to time reading of 50k datapoints timeseries
[MGN-56] Attempt to store timeseries dates/values as a list in Redis
[MGN-56] Store timeseries dates as int in redis
[MGN-56] Store timeseries  dates and values as interleaved values in a list in redis
[MGN-56] Refactor: delete redundant AbstractRedisHistoricalTimeSeriesSource and add appropiate methods to RedisSimulationSeriesSource
[MGN-56] Include unit test for updating datapoints and appending to timeseries in redis
[MGN-56] Update testcase to use updated NonVersionedRedisHistoricalTimeSeriesSource API
[MGN-56] Make update timeseries atomic from the client size and pipeline the delete and add command to redis
[MGN-57] Include object type in redis key for stored HistoricalTimeSeriesSource
[MGN-57] Store timeseries dates as Redis sortedset to support timeseries range query and values as Redis hash
[MGN-57] Implement date range search for timeseries in Redis
[MGN-57] Unit test for date range search for timeseries
[MGN-57] Fix code for getting latest datapoint in a timeseries
[MGN-57] Unit test for getting the latest datapoint in a timeseries
[MGN-57] Add javadocs to public methods