v1.3.0.8 prerelease 1

• Fix: showing cascade delete in the designer worked inconsistently (See #108)
• Fix: bad merge broke MaxLength and MinLength properties in entity string properties (See #103)
• Fix: backing fields caused duplicate database columns (See #101)
• Fix: attribute parser ("edit as code" feature) didn't handle enumeration initial values well; it does now (See #104)
• Fix: drag and drop developed regressions (See #112 and #114)
• Fix: undo threw null reference errors when undoing drag and drop from code files (See #113)