Fix deprecations (#72)

* Hard pin dependencies

* Fix deprecations

* Add version number

Author: randyzwitch

Project.toml

@@ -1,5 +1,6 @@
 name = "ECharts"
 uuid = "f9630f5b-a116-5b0c-bd6c-4699aee17694"
+version = "0.3.0"
 
 [deps]
 Blink = "ad839575-38b3-5650-b840-f874b8c74a25"
@@ -21,21 +22,20 @@ StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 WebIO = "0f1e0344-ec1d-5b48-a673-e5cf874b6c29"
 
 [compat]
-Blink = "≥ 0.10.0"
-CSV = "≥ 0.5.1"
+Blink = "~0.10.1"
 ColorBrewer = "≥ 0.4.0"
-DataFrames = "≥ 0.18.0"
-Distributions = "≥ 0.21.0"
+DataFrames = "~0.18.0"
+Distributions = "~0.21.0"
 HTTP = "~0.7.0"
-JSExpr = "≥ 0.3.1"
-JSON = "≥ 0.19.0"
-KernelDensity = "≥ 0.5.0"
-NoveltyColors = "≥ 0.4.0"
+JSExpr = "~0.5.0"
+JSON = "~0.21.0"
+KernelDensity = "~0.5.0"
+NoveltyColors = "~0.4.0"
 Parameters = "~0.11.0"
 RDatasets = "~0.6.2"
 StatsBase = "~0.31.0"
-WebIO = "≥ 0.3.2"
-julia = "≥ 1.1.0"
+WebIO = "~0.8.6"
+julia = "^1.1.0"
 
 [extras]
 Blink = "ad839575-38b3-5650-b840-f874b8c74a25"

src/plots/xy_plot.jl

@@ -120,9 +120,9 @@ function xy_plot(df::AbstractDataFrame, x::Symbol, y::Symbol, group::Symbol;
 	pivotdf = unstack(df, x, group, y)
 
 	#Get number of groups
-	numgroups = length(pivotdf)
+	numgroups = size(pivotdf, 2)
 
-	ec = xy_plot(pivotdf[x], convert(Array, pivotdf[:, 2:end]), mark = mark, stack = stack, step = step, horizontal = horizontal, legend = legend, scale = scale, kwargs...)
+	ec = xy_plot(pivotdf[x], convert(Matrix, pivotdf[:, 2:end]), mark = mark, stack = stack, step = step, horizontal = horizontal, legend = legend, scale = scale, kwargs...)
 
 	#Name axes since we know them
 	xaxis!(ec, name = string(x))