+.mldr: Generates a new mldr object joining the rows
in the two mldrs given as input
Description
Generates a new mldr object joining the rows
in the two mldrs given as input
Usage
# S3 method for mldr
+(mldr1, mldr2)
Arguments
mldr1
First mldr object to join
mldr2
Second mldr object to join
Value
a new mldr object with all rows in the two parameters