- edited demo/sir.R and pompBuilder section in Advanced Topics vignette to agree with one another
- update vignettes


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pomp@899 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- removed inst/examples/sir.c
- edited demo/sir.R and pompBuilder section in Advanced Topics vignette to agree with one another
- small change to bbs example
- euler.sir example now uses negative binomial measurement error
- when 'mif' is called on a 'mif' object, pars are no longer copied but rather taken from 'rw.sd'
- clean up 'dacca' test
- update tests


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/pomp@900 edb9625f-4e0d-4859-8d74-9fd3b1da38cb