The story of JJ O’Toole, a Limerick packaging business established in 1914 by the eponymous founder, envelops the founding of the Irish state, two World Wars, and three generations of nuanced family history.  So when Vicki O’Toole talks about selling her company, the oldest packaging business in Ireland, it is with sadness but not regret. The family’s involvement ended late last year when it was acquired by Zeus packaging, the Irish-founded business that has been on an international buying spree. O’Toole took over as managing director of JJ O’Toole packaging in 2008 when her husband Fergal became ill. Two years…