fix typos
remove 'readlines()'

file in write mode doesn't support it
the user choose which events table to use
default bin sizes and energy bands
handle ranges and event files lik pnlightcurves.py
fix typo on SAS_ODF path
remove bkgregion
remove type '.ds.ds'
remove type '.ds.ds'
set default path to ../../rpcdata/
copy event files and set default energy ranges
set default path to '../../rpcdata'
copy events and set ranges like m1lightcurve.py
set path to '../../rpcdata/'
remove tstart and tstop to force user interface
remove tstart and tstop to force user input
fix typo on event file name
fix mos2 files