enable dependabot for GitHub actions (#544)

Author: ranocha

.github/dependabot.yml

@@ -0,0 +1,7 @@
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"

doc/Interpolations.jl.ipynb

@@ -23,7 +23,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -48,30 +48,9 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "metadata": {},
-   "outputs": [
-    {
-     "data": {
-      "text/plain": [
-       "10-element interpolate(::Array{Float64,1}, BSpline(Linear())) with element type Float64:\n",
-       "  0.0                   \n",
-       "  0.6427876096865393    \n",
-       "  0.984807753012208     \n",
-       "  0.8660254037844387    \n",
-       "  0.3420201433256689    \n",
-       " -0.34202014332566866   \n",
-       " -0.8660254037844385    \n",
-       " -0.9848077530122081    \n",
-       " -0.6427876096865396    \n",
-       " -2.4492935982947064e-16"
-      ]
-     },
-     "execution_count": 2,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "using Interpolations\n",
     "\n",
@@ -97,7 +76,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -129,64 +108,9 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": null,
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "┌ Info: Precompiling Gadfly [c91e804a-d5a3-530f-b6f0-dfbca275c004]\n",
-      "└ @ Base loading.jl:1186\n",
-      "ERROR: LoadError: syntax: try without catch or finally\n",
-      "Stacktrace:\n",
-      " [1] include at ./boot.jl:317 [inlined]\n",
-      " [2] include_relative(::Module, ::String) at ./loading.jl:1038\n",
-      " [3] include(::Module, ::String) at ./sysimg.jl:29\n",
-      " [4] top-level scope at none:2\n",
-      " [5] eval at ./boot.jl:319 [inlined]\n",
-      " [6] eval(::Expr) at ./client.jl:389\n",
-      " [7] top-level scope at ./none:3\n",
-      "in expression starting at /home/tim/.julia/packages/Compose/y7cU7/src/Compose.jl:207\n",
-      "ERROR: LoadError: Failed to precompile Compose [a81c6b42-2e10-5240-aca2-a61377ecd94b] to /home/tim/.julia/compiled/v1.0/Compose/sbiEw.ji.\n",
-      "Stacktrace:\n",
-      " [1] error(::String) at ./error.jl:33\n",
-      " [2] macro expansion at ./logging.jl:313 [inlined]\n",
-      " [3] compilecache(::Base.PkgId, ::String) at ./loading.jl:1184\n",
-      " [4] _require(::Base.PkgId) at ./logging.jl:311\n",
-      " [5] require(::Base.PkgId) at ./loading.jl:852\n",
-      " [6] macro expansion at ./logging.jl:311 [inlined]\n",
-      " [7] require(::Module, ::Symbol) at ./loading.jl:834\n",
-      " [8] include at ./boot.jl:317 [inlined]\n",
-      " [9] include_relative(::Module, ::String) at ./loading.jl:1038\n",
-      " [10] include(::Module, ::String) at ./sysimg.jl:29\n",
-      " [11] top-level scope at none:2\n",
-      " [12] eval at ./boot.jl:319 [inlined]\n",
-      " [13] eval(::Expr) at ./client.jl:389\n",
-      " [14] top-level scope at ./none:3\n",
-      "in expression starting at /home/tim/.julia/packages/Gadfly/p8TXc/src/Gadfly.jl:7\n"
-     ]
-    },
-    {
-     "ename": "ErrorException",
-     "evalue": "Failed to precompile Gadfly [c91e804a-d5a3-530f-b6f0-dfbca275c004] to /home/tim/.julia/compiled/v1.0/Gadfly/DvECm.ji.",
-     "output_type": "error",
-     "traceback": [
-      "Failed to precompile Gadfly [c91e804a-d5a3-530f-b6f0-dfbca275c004] to /home/tim/.julia/compiled/v1.0/Gadfly/DvECm.ji.",
-      "",
-      "Stacktrace:",
-      " [1] error(::String) at ./error.jl:33",
-      " [2] macro expansion at ./logging.jl:313 [inlined]",
-      " [3] compilecache(::Base.PkgId, ::String) at ./loading.jl:1184",
-      " [4] macro expansion at ./logging.jl:311 [inlined]",
-      " [5] _require(::Base.PkgId) at ./loading.jl:941",
-      " [6] require(::Base.PkgId) at ./loading.jl:852",
-      " [7] macro expansion at ./logging.jl:311 [inlined]",
-      " [8] require(::Module, ::Symbol) at ./loading.jl:834",
-      " [9] top-level scope at In[6]:1"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "using Gadfly\n",
     "\n",
@@ -214,21 +138,9 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": null,
    "metadata": {},
-   "outputs": [
-    {
-     "ename": "UndefVarError",
-     "evalue": "UndefVarError: plot not defined",
-     "output_type": "error",
-     "traceback": [
-      "UndefVarError: plot not defined",
-      "",
-      "Stacktrace:",
-      " [1] top-level scope at In[7]:7"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "xs = 1:5\n",
     "ys = 1:8\n",