[CAMEL-7306]: key is optional. Avoid NPE
Added the holder of soap header unit test into camel-cxf module
Upgrade to deltaspike 0.7
Upgraded MyBatis
Merge branch 'CAMEL-7306' of https://github.com/grgrzybek/camel
CAMEL-7409 Camel ZipIterator should not eat up the IOException
Remove the Sytem.out line of AggregationStrategyWithPreservationTest
CAMEL-7225 camel-smpp - should check Exchange.CHARSET_NAME header with thanks to Radsaggi