- avoid throwing warnings when handling time in force in ruleOrderProc


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/blotter@1586 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- fix "0S" -> "OS" typo in addOrder and ruleOrderProc


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/blotter@1587 edb9625f-4e0d-4859-8d74-9fd3b1da38cb