Partially closes FX-159. Allows MonthYear fields to be instantiated with YYYYMM or YYYYMMDD strings and that format will be preserved when sending the FIX message over a session. This patch also changes the default string to YYYYMM when constructed with a tm struct.
Merge remote-tracking branch 'upstream/master'
FX-159. Ensure we're using the _sz variable rather than calling ::strlen twice when initializing _value.
Fully closes FX-159. Removes the ability for a LocalMktDate to be formatted as YYYYMM
Merge pull request #40 from evdubs/master

Allow YYYYMM Formatting in MonthYear