EmailBuilder Initial class creation #79
Email Builder first stab - handles Techie Adverts only; no security #79
Re-adding field that had somehow got removed #79
Including applications & auditions in emailbuilder
Improving handling of society-only applications

Fixing issue introduced by last merge with audextra
Progress towards email builder:

Preview in iframe on edit page.
Always go to edit page for email builder.
Avoid n+1 problem with shows, societies, venues, performances
Adding title field to EmailBuilder
Email Builder Preview file
Adding title to email preparation
Using Many To Many relationship for shows that we filter by for an email builder
Moving back to audExtra from auditionsExtra
Filter By Shows