Allow items to be reordered in equipment sets 
* Add buttons for move up/down
* Fix some corner cases for move up/down
* Add sorting of container contents
* Show items not carried as not carried on output.
Issue#: CODE-1687


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk/pcgen@20112 ef53c05b-3124-4d59-ae7d-fe3273f42be7