- new "--line_plot" option to plot a single station in a regular real
time plot

- Now the basktrace is in seconds
PEP8
renaming and documentation of line_plot
the plot_line file
Update README.md
obspy requirement updated to 0.9.0
readme corrections
setup.py updated with obspy 0.9.0
Merge pull request #13 from bonaime/drum_plot_option

New line_plot option to plot single station & obspy requirement updates & backtrace time in seconds