reset LCA when clearing table. Closes #279
reset LCA when clearing table. Closes #279

bmesuere/uni-test,unipept/unipept,unipept/unipept,bmesuere/uni-test,bmesuere/uni-test,unipept/unipept,unipept/unipept,bmesuere/uni-test,unipept/unipept,bmesuere/uni-test