diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
new file mode 100644
index 0000000..8e00013
--- /dev/null
+++ b/.github/workflows/docs.yml
@@ -0,0 +1,23 @@
+name: Documentation
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        julia-version: [1.2.0]
+        julia-arch: [x86]
+        os: [ubuntu-latest]
+    steps:
+      - uses: actions/checkout@v1.0.0
+      - uses: julia-actions/setup-julia@latest
+        with:
+          version: ${{ matrix.julia-version }}
+      - name: Install dependencies
+        run: julia --project=docs -e 'using Pkg; Pkg.instantiate()'
+      - name: Build and deploy
+        env:
+          DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }}
+        run: julia --project=docs --color=yes docs/make.jl
diff --git a/.travis.yml b/.travis.yml
index 3a85d1d..f0a7115 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,15 +17,15 @@ after_success:
       julia --project=test/coverage -e 'using Pkg; Pkg.instantiate();
           using Coverage; Codecov.submit(Codecov.process_folder())';
     fi
-jobs:
-  include:
-    - stage: Documentation
-      julia: 1.2
-      os: linux
-      script:
-        - julia --project=docs -e 'using Pkg; Pkg.instantiate()'
-        - julia --project=docs --color=yes docs/make.jl
-      after_success: skip
+# jobs:
+#   include:
+#     - stage: Documentation
+#       julia: 1.2
+#       os: linux
+#       script:
+#         - julia --project=docs -e 'using Pkg; Pkg.instantiate()'
+#         - julia --project=docs --color=yes docs/make.jl
+#       after_success: skip
 notifications:
   email: false
 git:
diff --git a/docs/Manifest.toml b/docs/Manifest.toml
index 644ac82..899b037 100644
--- a/docs/Manifest.toml
+++ b/docs/Manifest.toml
@@ -16,10 +16,10 @@ uuid = "3da002f7-5984-5a60-b8a6-cbb66c0b333f"
 version = "0.8.0"
 
 [[Colors]]
-deps = ["ColorTypes", "FixedPointNumbers", "InteractiveUtils", "Printf", "Reexport", "Test"]
-git-tree-sha1 = "9f0a0210450acb91c730b730a994f8eef1d3d543"
+deps = ["ColorTypes", "FixedPointNumbers", "InteractiveUtils", "Printf", "Reexport"]
+git-tree-sha1 = "c9c1845d6bf22e34738bee65c357a69f416ed5d1"
 uuid = "5ae59095-9a9b-59fe-a467-6f913c188581"
-version = "0.9.5"
+version = "0.9.6"
 
 [[Compat]]
 deps = ["Base64", "Dates", "DelimitedFiles", "Distributed", "InteractiveUtils", "LibGit2", "Libdl", "LinearAlgebra", "Markdown", "Mmap", "Pkg", "Printf", "REPL", "Random", "Serialization", "SharedArrays", "Sockets", "SparseArrays", "Statistics", "Test", "UUIDs", "Unicode"]
@@ -33,11 +33,16 @@ git-tree-sha1 = "b974e164358fea753ef853ce7bad97afec15bb80"
 uuid = "d38c429a-6771-53c6-b99e-75d170b6e991"
 version = "0.5.1"
 
+[[DataAPI]]
+git-tree-sha1 = "674b67f344687a88310213ddfa8a2b3c76cc4252"
+uuid = "9a962f9c-6df0-11e9-0e5d-c546b8b5ee8a"
+version = "1.1.0"
+
 [[DataStructures]]
 deps = ["InteractiveUtils", "OrderedCollections"]
-git-tree-sha1 = "0809951a1774dc724da22d26e4289bbaab77809a"
+git-tree-sha1 = "517ce30aa57cdfae1ab444a7c0aef8bb86345bc2"
 uuid = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-version = "0.17.0"
+version = "0.17.1"
 
 [[Dates]]
 deps = ["Printf"]
@@ -58,16 +63,18 @@ uuid = "ffbed154-4ef7-542d-bbb7-c09d3a79fcae"
 version = "0.8.0"
 
 [[Documenter]]
-deps = ["Base64", "DocStringExtensions", "InteractiveUtils", "JSON", "LibGit2", "Logging", "Markdown", "REPL", "Test", "Unicode"]
-git-tree-sha1 = "4a84478277020abfff208cde31ba1aa68a5bc572"
+deps = ["Base64", "Dates", "DocStringExtensions", "InteractiveUtils", "JSON", "LibGit2", "Logging", "Markdown", "REPL", "Test", "Unicode"]
+git-tree-sha1 = "8c64e3ce946e886bde8383a261b545da412947a5"
+repo-rev = "fe/gh-actions"
+repo-url = "https://github.com/JuliaDocs/Documenter.jl.git"
 uuid = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
-version = "0.23.0"
+version = "0.24.0-DEV"
 
 [[FFMPEG]]
 deps = ["BinaryProvider", "Libdl"]
-git-tree-sha1 = "5fbb3092252b78c6082a5cce2316c60a6152fbc9"
+git-tree-sha1 = "f65cf703281fb7917beca5ead1c67e6d60ef9597"
 uuid = "c87230d0-a227-11e9-1b43-d7ebe4e7570a"
-version = "0.2.1"
+version = "0.2.3"
 
 [[FixedPointNumbers]]
 git-tree-sha1 = "d14a6fa5890ea3a7e5dcab6811114f132fec2b4b"
@@ -76,15 +83,15 @@ version = "0.6.1"
 
 [[GR]]
 deps = ["Base64", "DelimitedFiles", "LinearAlgebra", "Pkg", "Printf", "Random", "Serialization", "Sockets", "Test"]
-git-tree-sha1 = "9dff2d231311da78648abfa3287e3458a578d2f8"
+git-tree-sha1 = "b4c31b6377b6d51b6c69a3a9737d10c34d43974e"
 uuid = "28b8d3ca-fb5f-59d9-8090-bfdbd6d07a71"
-version = "0.40.0"
+version = "0.41.0"
 
 [[GeometryTypes]]
 deps = ["ColorTypes", "FixedPointNumbers", "IterTools", "LinearAlgebra", "StaticArrays"]
-git-tree-sha1 = "2b0bfb379a54bdfcd2942f388f7d045f8952373d"
+git-tree-sha1 = "4bf5706f3b9a2c5adbbc473c8c91582c1fa816a3"
 uuid = "4d00f742-c7ba-57c2-abde-4428a4b178cb"
-version = "0.7.5"
+version = "0.7.6"
 
 [[InteractiveUtils]]
 deps = ["Markdown"]
@@ -115,7 +122,7 @@ uuid = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 deps = ["Base64", "JSON", "REPL"]
 path = ".."
 uuid = "98b081ad-f1c9-55d3-8b20-4c87d4299306"
-version = "1.1.0"
+version = "2.0.4"
 
 [[Logging]]
 uuid = "56ddb016-857b-54e1-b83d-db4d58db5568"
@@ -131,10 +138,10 @@ uuid = "442fdcdd-2543-5da2-b0f3-8c86c306513e"
 version = "0.3.0"
 
 [[Missings]]
-deps = ["SparseArrays", "Test"]
-git-tree-sha1 = "f0719736664b4358aa9ec173077d4285775f8007"
+deps = ["DataAPI"]
+git-tree-sha1 = "de0a5ce9e5289f27df672ffabef4d1e5861247d5"
 uuid = "e1d29d7a-bbdc-5cf2-9ac0-f12de2c33e28"
-version = "0.4.1"
+version = "0.4.3"
 
 [[Mmap]]
 uuid = "a63ad114-7e13-5084-954f-fe012c677804"
@@ -153,9 +160,9 @@ version = "1.1.0"
 
 [[Parsers]]
 deps = ["Dates", "Test"]
-git-tree-sha1 = "db2b35dedab3c0e46dc15996d170af07a5ab91c9"
+git-tree-sha1 = "ef0af6c8601db18c282d092ccbd2f01f3f0cd70b"
 uuid = "69de0a69-1ddd-5017-9359-2bf0b02dc9f0"
-version = "0.3.6"
+version = "0.3.7"
 
 [[Pkg]]
 deps = ["Dates", "LibGit2", "Markdown", "Printf", "REPL", "Random", "SHA", "UUIDs"]
@@ -175,9 +182,9 @@ version = "0.5.8"
 
 [[Plots]]
 deps = ["Base64", "Contour", "Dates", "FFMPEG", "FixedPointNumbers", "GR", "GeometryTypes", "JSON", "LinearAlgebra", "Measures", "NaNMath", "Pkg", "PlotThemes", "PlotUtils", "Printf", "REPL", "Random", "RecipesBase", "Reexport", "Requires", "Showoff", "SparseArrays", "Statistics", "StatsBase", "UUIDs"]
-git-tree-sha1 = "d9dff0b080321e9f9e37320d1182fee8de18a184"
+git-tree-sha1 = "59bcea95a16912abb229209c9f6e9e218df44b7c"
 uuid = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
-version = "0.26.0"
+version = "0.26.3"
 
 [[Printf]]
 deps = ["Unicode"]
@@ -248,10 +255,10 @@ deps = ["LinearAlgebra", "SparseArrays"]
 uuid = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [[StatsBase]]
-deps = ["DataStructures", "LinearAlgebra", "Missings", "Printf", "Random", "SortingAlgorithms", "SparseArrays", "Statistics"]
-git-tree-sha1 = "2b6ca97be7ddfad5d9f16a13fe277d29f3d11c23"
+deps = ["DataAPI", "DataStructures", "LinearAlgebra", "Missings", "Printf", "Random", "SortingAlgorithms", "SparseArrays", "Statistics"]
+git-tree-sha1 = "c53e809e63fe5cf5de13632090bc3520649c9950"
 uuid = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
-version = "0.31.0"
+version = "0.32.0"
 
 [[Test]]
 deps = ["Distributed", "InteractiveUtils", "Logging", "Random"]