streamlined test running times with good param choices and improved averaging for earlier tests
(#297)
caught bug in basic noise generation test, moved rotation test to linear: this seems the most successful at reproducing the noise
(#297)
said some more words about using the liner interpolant
(#297)
found interesting clue in magnification test, need to think about this
(#297)
Merge branch '#297' of github.com:GalSim-developers/GalSim into #297