no exception for parameter a little 1e-9 off the curve
Merge branch 'master' of github.com:DynamoDS/Dynamo
Merge pull request #1192 from holyjewsus/test_fixes

fixed test for post4 and curves from family
add sample files for brute forcing parameters and rendering, changed package file to include needed custom nodes, added weather data file for this sample to parse.
updated python scripts path's to include standard library
changed clamp values for image so images were not completely dark.