Add validation of column labels and throw InvalidColumnLabel if labels include tabs, newlines and end-spaces.
Add validation of column labels and throw InvalidColumnLabel if labels include tabs, newlines and end-spaces.

opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core