Release 1.2.3

• sends EOI email (68f9404)
• updating EOI displays feedback on success or error (e10f605)
• deleting EOI works and returns to new EOI page (ca07492)
• Add delete_eoi (#6) (8bf5621)
• Moved backend from port 8000 to port 8200 (c0d0bbe)
• updated ansible config for the new repo location (b3ddc8d)