removed redundant use Try::Tiny;
deleted t/exception/#moose.t#
replaced throw_error with throw_exception
wrote tests for CouldNotFindTypeConstraintToCoerceFrom & CoercionAlreadyExists
wrote CouldNotFindTypeConstraintToCoerceFrom & CoercionAlreadyExists
replaced confess with throw_exception
wrote tests for OperatorIsRequired
Wrote exception class OperatorIsRequired
replaced confess with throw_exception
Wrote testss for CanOnlyWrapBlessedCode
Wrote CanOnlyWrapBlessedCode