Merge pull request #476 from JuliaRobotics/master

v0.4.3-rc2

Author: dehann

Project.toml

@@ -60,6 +60,7 @@ ImageMagick = "0.7, 0.8, 0.9"
 IncrementalInference = "^0.8.2"
 JLD2 = "0.1, 0.2"
 JSON = "0.18, 0.19, 0.20, 0.21, 0.22, 0.23"
+JSON2 = "0.3, 0.4"
 KernelDensityEstimate = "0.5"
 Mongoc = "0.1.2, 0.2, 0.3, 0.4"
 NLsolve = "3, 4"