removing dataset and yamlmodelrunner

just prepping for when we can merge this in!
Merge branch 'master' into remove-dataset-mdlrunner
Allowing for the possibility of entire agent segments disappearing by allowing transition model operations that remove entire table subset
Add docs on table broadcasts
Add syntax highlighting to the IPython blocks in the sim docs.
Merge pull request #94 from synthicity/broadcast-doc

Document Broadcasts
Make merge_tables api more flexible

Allow the target argument to be either a string or wrapped table
and allow the tables sequence to have table names (strings) or
wrapped table instances.
Merge pull request #79 from synthicity/remove-dataset-mdlrunner

removing dataset and yamlmodelrunner
Merge pull request #95 from synthicity/merge-tables-upgrade

Make merge_tables api more flexible
Add tests for transitions that remove all members
Merge pull request #92 from synthicity/ej-transition

Allow transition model operations that remove entire table subset
change location of installation instructions
function to get dir of the files to edit on the website
Merge pull request #96 from synthicity/add-editable-files-dir

function to get dir of the files to edit on the website
Merge branch 'master' into high-level-docs
Merge branch 'master' into high-level-docs
setting basic example