PSPicker, a matlab tool for automatic phase picking and event location
function made to get flagplot array from level of verbosity
Input: len_flags > size array of flag_plot
level > level of verbosity (0=no verbosity, 4 high verbosity)
Output: flag_plot: array containing verbosity boolean
Example: flag_plot=level2flagplot(3,1) , then flag_plot=[1 0 0]