Matches <code>streamcat_df</code> and <code>target_streamlines</code> using <code>COMID</code>

Matches streamcat_df and target_streamlines using COMID

get_target_streamcat_df(streamcat_df, target_streamlines)

Arguments

streamcat_df	a `data.frame` with `COMID` column
target_streamlines	a `SpatialLinesDataFrame` with `COMID` attribute

a data.frame, the cleaned and matched streamcat.df