SP-1265 - Backport of BISERVER-11381 - Publishing a Mondrian Schema with a syntax error in a Calculated Member breaks PUC UI (5.0)

What was done:
1) added catch for mondrian.parser.TokenMgrError which was not handled and
aused system fail
Merge pull request #1499 from kolinus/SP-1265

SP-1265 - Backport of BISERVER-11381 - Publishing a Mondrian Schema with...