Added number of simulations to 10.000 in test script, and varied the random number of time point per simulation between 3 and 10.
task #7822(https://gna.org/task/index.php?7822): Implement user function to estimate R2eff and associated errors for exponential curve fitting.
Authored by: tlinnet 2014-08-31
Parent: [r25473]
Child: [r25475]
