Fixes a few bugs in compression

Fixes a string bug and a bug in loading the inspect model

Complete separation of model from view

Show dialog box on error

Use full length prettyPrint if short enough

Removes phils8.csp from source control

Sessions can now be reloaded or closed from the session panel

Bug fix with expressions

Updates tab expression boxes on session load

Adds a context menu to session listing.

Fix various display issues

Improves arguments in the process listing

Language update

Changes behaviour of new blank tabs slightly

Fix to make error dialog show up in front of the main window.