Fixed the name of delete_calculation
Fixed the name of delete_calculation


Former-commit-id: f090024eb5327babaade8a1fdde079db64e69a98 [formerly 87cdb5d0284288c3b6f51affc94e904ff6d10dbb]
Former-commit-id: 351068646f3d15ebeb8407916b93212782c1a6b6
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine